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10668424855 = 5111953712713
BaseRepresentation
bin10011110111110001…
…10011111010010111
31000112111112010122111
421323320303322113
5133322104043410
64522341211451
7525242054314
oct117370637227
930474463574
1010668424855
114585058550
122098a00b87
13101032293a
14732c3bd0b
154268e4b8a
hex27be33e97

10668424855 has 64 divisors (see below), whose sum is σ = 15194926080. Its totient is φ = 7107609600.

The previous prime is 10668424853. The next prime is 10668424867. The reversal of 10668424855 is 55842486601.

It is not a de Polignac number, because 10668424855 - 21 = 10668424853 is a prime.

It is a super-4 number, since 4×106684248554 (a number of 41 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

It is a junction number, because it is equal to n+sod(n) for n = 10668424799 and 10668424808.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10668424853) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 3930979 + ... + 3933691.

It is an arithmetic number, because the mean of its divisors is an integer number (237420720).

Almost surely, 210668424855 is an apocalyptic number.

10668424855 is a deficient number, since it is larger than the sum of its proper divisors (4526501225).

10668424855 is a wasteful number, since it uses less digits than its factorization.

10668424855 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2872.

The product of its (nonzero) digits is 1843200, while the sum is 49.

The spelling of 10668424855 in words is "ten billion, six hundred sixty-eight million, four hundred twenty-four thousand, eight hundred fifty-five".

Divisors: 1 5 11 19 53 55 71 95 209 265 355 583 781 1007 1045 1349 2713 2915 3763 3905 5035 6745 11077 13565 14839 18815 29843 41393 51547 55385 71497 74195 143789 149215 192623 206965 257735 357485 567017 718945 786467 963115 1581679 2118853 2731991 2835085 3659837 3932335 7908395 10209019 10594265 13659955 18299185 30051901 40258207 51045095 112299209 150259505 193971361 201291035 561496045 969856805 2133684971 10668424855