56100000555 has 12 divisors (see below), whose sum is σ = 97240001040. Its totient is φ = 29920000272.

The previous prime is 56100000491. The next prime is 56100000559. The reversal of 56100000555 is 55500000165.

56100000555 is a `hidden beast` number, since 5 + 6 + 100 + 0 + 0 + 0 + 555 = 666.

56100000555 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 56100000555 - 2⁶ = 56100000491 is a prime.

It is not an unprimeable number, because it can be changed into a prime (56100000559) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 623333295 + ... + 623333384.

It is an arithmetic number, because the mean of its divisors is an integer number (8103333420).

Almost surely, 2^56100000555 is an apocalyptic number.

56100000555 is a deficient number, since it is larger than the sum of its proper divisors (41140000485).

56100000555 is a wasteful number, since it uses less digits than its factorization.

56100000555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1246666690 (or 1246666687 counting only the distinct ones).

The product of its (nonzero) digits is 3750, while the sum is 27.

The spelling of 56100000555 in words is "fifty-six billion, one hundred million, five hundred fifty-five", and thus it is an aban number.