55000000052 has 24 divisors (see below), whose sum is σ = 96512826816. Its totient is φ = 27424994688.

The previous prime is 55000000039. The next prime is 55000000087. The reversal of 55000000052 is 25000000055.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2715788 + ... + 2735964.

It is an arithmetic number, because the mean of its divisors is an integer number (4021367784).

Almost surely, 2^55000000052 is an apocalyptic number.

It is an amenable number.

55000000052 is a deficient number, since it is larger than the sum of its proper divisors (41512826764).

55000000052 is a wasteful number, since it uses less digits than its factorization.

55000000052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22007 (or 22005 counting only the distinct ones).

The product of its (nonzero) digits is 250, while the sum is 17.

The spelling of 55000000052 in words is "fifty-five billion, fifty-two", and thus it is an aban number and an uban number.