56010065550 has 24 divisors (see below), whose sum is σ = 138904962936. Its totient is φ = 14936017440.

The previous prime is 56010065549. The next prime is 56010065593. The reversal of 56010065550 is 5556001065.

56010065550 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 186700069 + ... + 186700368.

It is an arithmetic number, because the mean of its divisors is an integer number (5787706789).

Almost surely, 2^56010065550 is an apocalyptic number.

56010065550 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

56010065550 is an abundant number, since it is smaller than the sum of its proper divisors (82894897386).

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

56010065550 is a wasteful number, since it uses less digits than its factorization.

56010065550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 373400452 (or 373400447 counting only the distinct ones).

The product of its (nonzero) digits is 22500, while the sum is 33.

The spelling of 56010065550 in words is "fifty-six billion, ten million, sixty-five thousand, five hundred fifty".