56550556626 has 32 divisors (see below), whose sum is σ = 117049847040. Its totient is φ = 18192604416.

The previous prime is 56550556609. The next prime is 56550556631. The reversal of 56550556626 is 62665505565.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 359370 + ... + 492186.

It is an arithmetic number, because the mean of its divisors is an integer number (3657807720).

Almost surely, 2^56550556626 is an apocalyptic number.

56550556626 is an abundant number, since it is smaller than the sum of its proper divisors (60499290414).

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

56550556626 is a wasteful number, since it uses less digits than its factorization.

56550556626 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135298.

The product of its (nonzero) digits is 8100000, while the sum is 51.

The spelling of 56550556626 in words is "fifty-six billion, five hundred fifty million, five hundred fifty-six thousand, six hundred twenty-six".