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537107135840 = 25511319844339
BaseRepresentation
bin1111101000011100001…
…01000111110101100000
31220100100220211112010222
413310032011013311200
532244443411321330
61050424341542212
753543005220012
oct7641605076540
91810326745128
10537107135840
11197870a80910
1288118114968
133b858a8a5a2
141bdd35161b2
15de8868a0e5
hex7d0e147d60

537107135840 has 96 divisors (see below), whose sum is σ = 1428925639680. Its totient is φ = 189011289600.

The previous prime is 537107135797. The next prime is 537107135857. The reversal of 537107135840 is 48531701735.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is a junction number, because it is equal to n+sod(n) for n = 537107135791 and 537107135800.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4867610 + ... + 4976729.

It is an arithmetic number, because the mean of its divisors is an integer number (14884642080).

Almost surely, 2537107135840 is an apocalyptic number.

It is an amenable number.

537107135840 is an abundant number, since it is smaller than the sum of its proper divisors (891818503840).

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

537107135840 is a wasteful number, since it uses less digits than its factorization.

537107135840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9844396 (or 9844388 counting only the distinct ones).

The product of its (nonzero) digits is 352800, while the sum is 44.

The spelling of 537107135840 in words is "five hundred thirty-seven billion, one hundred seven million, one hundred thirty-five thousand, eight hundred forty".

Divisors: 1 2 4 5 8 10 11 16 20 22 31 32 40 44 55 62 80 88 110 124 155 160 176 220 248 310 341 352 440 496 620 682 880 992 1240 1364 1705 1760 2480 2728 3410 4960 5456 6820 10912 13640 27280 54560 9844339 19688678 39377356 49221695 78754712 98443390 108287729 157509424 196886780 216575458 305174509 315018848 393773560 433150916 541438645 610349018 787547120 866301832 1082877290 1220698036 1525872545 1575094240 1732603664 2165754580 2441396072 3051745090 3356919599 3465207328 4331509160 4882792144 6103490180 6713839198 8663018320 9765584288 12206980360 13427678396 16784597995 17326036640 24413960720 26855356792 33569195990 48827921440 53710713584 67138391980 107421427168 134276783960 268553567920 537107135840