55010505056 has 24 divisors (see below), whose sum is σ = 116632850544. Its totient is φ = 25389463680.

The previous prime is 55010505049. The next prime is 55010505061. The reversal of 55010505056 is 65050501055.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 66117980 + ... + 66118811.

It is an arithmetic number, because the mean of its divisors is an integer number (4859702106).

Almost surely, 2^55010505056 is an apocalyptic number.

It is an amenable number.

55010505056 is an abundant number, since it is smaller than the sum of its proper divisors (61622345488).

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

55010505056 is a wasteful number, since it uses less digits than its factorization.

55010505056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132236814 (or 132236806 counting only the distinct ones).

The product of its (nonzero) digits is 18750, while the sum is 32.

The spelling of 55010505056 in words is "fifty-five billion, ten million, five hundred five thousand, fifty-six".