55500054512 has 40 divisors (see below), whose sum is σ = 122907344736. Its totient is φ = 23782957056.

The previous prime is 55500054469. The next prime is 55500054523. The reversal of 55500054512 is 21545000555.

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, 1144748 + ... + 1192244.

Almost surely, 2^55500054512 is an apocalyptic number.

It is an amenable number.

55500054512 is an abundant number, since it is smaller than the sum of its proper divisors (67407290224).

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

55500054512 is a wasteful number, since it uses less digits than its factorization.

55500054512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57945 (or 57939 counting only the distinct ones).

The product of its (nonzero) digits is 25000, while the sum is 32.

The spelling of 55500054512 in words is "fifty-five billion, five hundred million, fifty-four thousand, five hundred twelve".