55572714898 has 32 divisors (see below), whose sum is σ = 85499219520. Its totient is φ = 27082083840.

The previous prime is 55572714871. The next prime is 55572714907. The reversal of 55572714898 is 89841727555.

It is a super-2 number, since 2×55572714898² (a number of 22 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, 6621861 + ... + 6630247.

It is an arithmetic number, because the mean of its divisors is an integer number (2671850610).

Almost surely, 2^55572714898 is an apocalyptic number.

55572714898 is a deficient number, since it is larger than the sum of its proper divisors (29926504622).

55572714898 is a wasteful number, since it uses less digits than its factorization.

55572714898 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8922.

The product of its digits is 28224000, while the sum is 61.

The spelling of 55572714898 in words is "fifty-five billion, five hundred seventy-two million, seven hundred fourteen thousand, eight hundred ninety-eight".