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56630401168 = 24111429225167
BaseRepresentation
bin110100101111011011…
…110101100010010000
312102011200002110010111
4310233123311202100
51411434340314133
642003214011104
74043232316255
oct645733654220
9172150073114
1056630401168
1122020426640
12ab854a6a94
135456619b23
142a5315b42c
151716a031cd
hexd2f6f5890

56630401168 has 40 divisors (see below), whose sum is σ = 119780369280. Its totient is φ = 25722963840.

The previous prime is 56630401147. The next prime is 56630401169. The reversal of 56630401168 is 86110403665.

It is a self number, because there is not a number n which added to its sum of digits gives 56630401168.

It is not an unprimeable number, because it can be changed into a prime (56630401169) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 138921 + ... + 364087.

It is an arithmetic number, because the mean of its divisors is an integer number (2994509232).

Almost surely, 256630401168 is an apocalyptic number.

It is an amenable number.

56630401168 is an abundant number, since it is smaller than the sum of its proper divisors (63149968112).

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

56630401168 is a wasteful number, since it uses less digits than its factorization.

56630401168 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 226615 (or 226609 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 40.

The spelling of 56630401168 in words is "fifty-six billion, six hundred thirty million, four hundred one thousand, one hundred sixty-eight".

Divisors: 1 2 4 8 11 16 22 44 88 176 1429 2858 5716 11432 15719 22864 31438 62876 125752 225167 251504 450334 900668 1801336 2476837 3602672 4953674 9907348 19814696 39629392 321763643 643527286 1287054572 2574109144 3539400073 5148218288 7078800146 14157600292 28315200584 56630401168