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552402355040 = 25519211861191
BaseRepresentation
bin10000000100111011011…
…11110000001101100000
31221210211212111011102222
420002131233300031200
533022310000330130
61101434203330212
754624021354554
oct10023557601540
91853755434388
10552402355040
111a32aa801438
128b086520968
134012581c353
141ca44a27864
15e581366ce5
hex809dbf0360

552402355040 has 96 divisors (see below), whose sum is σ = 1380249642240. Its totient is φ = 208339084800.

The previous prime is 552402355039. The next prime is 552402355073. The reversal of 552402355040 is 40553204255.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 210845 + ... + 1072035.

It is an arithmetic number, because the mean of its divisors is an integer number (14377600440).

Almost surely, 2552402355040 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 552402355040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (690124821120).

552402355040 is an abundant number, since it is smaller than the sum of its proper divisors (827847287200).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

552402355040 is a wasteful number, since it uses less digits than its factorization.

552402355040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 861436 (or 861428 counting only the distinct ones).

The product of its (nonzero) digits is 120000, while the sum is 35.

Adding to 552402355040 its reverse (40553204255), we get a palindrome (592955559295).

The spelling of 552402355040 in words is "five hundred fifty-two billion, four hundred two million, three hundred fifty-five thousand, forty".

Divisors: 1 2 4 5 8 10 16 19 20 32 38 40 76 80 95 152 160 190 211 304 380 422 608 760 844 1055 1520 1688 2110 3040 3376 4009 4220 6752 8018 8440 16036 16880 20045 32072 33760 40090 64144 80180 128288 160360 320720 641440 861191 1722382 3444764 4305955 6889528 8611910 13779056 16362629 17223820 27558112 32725258 34447640 65450516 68895280 81813145 130901032 137790560 163626290 181711301 261802064 327252580 363422602 523604128 654505160 726845204 908556505 1309010320 1453690408 1817113010 2618020640 2907380816 3452514719 3634226020 5814761632 6905029438 7268452040 13810058876 14536904080 17262573595 27620117752 29073808160 34525147190 55240235504 69050294380 110480471008 138100588760 276201177520 552402355040