55555050552 has 32 divisors (see below), whose sum is σ = 140645702400. Its totient is φ = 18283940064.

The previous prime is 55555050527. The next prime is 55555050581. The reversal of 55555050552 is 25505055555.

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, 14648698 + ... + 14652489.

It is an arithmetic number, because the mean of its divisors is an integer number (4395178200).

Almost surely, 2^55555050552 is an apocalyptic number.

It is an amenable number.

55555050552 is an abundant number, since it is smaller than the sum of its proper divisors (85090651848).

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

55555050552 is a wasteful number, since it uses less digits than its factorization.

55555050552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29301275 (or 29301271 counting only the distinct ones).

The product of its (nonzero) digits is 781250, while the sum is 42.

The spelling of 55555050552 in words is "fifty-five billion, five hundred fifty-five million, fifty thousand, five hundred fifty-two".