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56468373057 = 3216213870613
BaseRepresentation
bin110100100101110001…
…101111111001000001
312101202101012120100100
4310211301233321001
51411121400414212
641535145113013
74036224152145
oct644561577101
9171671176310
1056468373057
1121a47a19508
12ab3b188769
13542bb991c5
142a39821225
151707699bdc
hexd25c6fe41

56468373057 has 12 divisors (see below), whose sum is σ = 81615766804. Its totient is φ = 37622348640.

The previous prime is 56468372999. The next prime is 56468373067. The reversal of 56468373057 is 75037386465.

56468373057 is a `hidden beast` number, since 564 + 6 + 8 + 3 + 73 + 0 + 5 + 7 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 43033013136 + 13435359921 = 207444^2 + 115911^2 .

It is not a de Polignac number, because 56468373057 - 27 = 56468372929 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 56468372994 and 56468373012.

It is not an unprimeable number, because it can be changed into a prime (56468373067) 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 11 ways as a sum of consecutive naturals, for example, 1920718 + ... + 1949895.

Almost surely, 256468373057 is an apocalyptic number.

It is an amenable number.

56468373057 is a deficient number, since it is larger than the sum of its proper divisors (25147393747).

56468373057 is a wasteful number, since it uses less digits than its factorization.

56468373057 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3872240 (or 3872237 counting only the distinct ones).

The product of its (nonzero) digits is 12700800, while the sum is 54.

The spelling of 56468373057 in words is "fifty-six billion, four hundred sixty-eight million, three hundred seventy-three thousand, fifty-seven".

Divisors: 1 3 9 1621 4863 14589 3870613 11611839 34835517 6274263673 18822791019 56468373057