55005000555552 has 96 divisors (see below), whose sum is σ = 149369197219200. Its totient is φ = 17702501634048.

The previous prime is 55005000555511. The next prime is 55005000555577. The reversal of 55005000555552 is 25555500050055.

It is a tau number, because it is divible by the number of its divisors (96).

It is a super-2 number, since 2×55005000555552² (a number of 28 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 318896149 + ... + 319068587.

It is an arithmetic number, because the mean of its divisors is an integer number (1555929137700).

Almost surely, 2^{55005000555552} is an apocalyptic number.

It is an amenable number.

55005000555552 is an abundant number, since it is smaller than the sum of its proper divisors (94364196663648).

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

55005000555552 is a wasteful number, since it uses less digits than its factorization.

55005000555552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 287058 (or 287050 counting only the distinct ones).

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

The spelling of 55005000555552 in words is "fifty-five trillion, five billion, five hundred fifty-five thousand, five hundred fifty-two".