56151655107 has 8 divisors (see below), whose sum is σ = 78124041984. Its totient is φ = 35806852488.

The previous prime is 56151655039. The next prime is 56151655127. The reversal of 56151655107 is 70155615165.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 56151655107 - 2⁸ = 56151654851 is a prime.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (56151655127) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 406895983 + ... + 406896120.

It is an arithmetic number, because the mean of its divisors is an integer number (9765505248).

Almost surely, 2^56151655107 is an apocalyptic number.

56151655107 is a deficient number, since it is larger than the sum of its proper divisors (21972386877).

56151655107 is a wasteful number, since it uses less digits than its factorization.

56151655107 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 813792129.

The product of its (nonzero) digits is 157500, while the sum is 42.

The spelling of 56151655107 in words is "fifty-six billion, one hundred fifty-one million, six hundred fifty-five thousand, one hundred seven".