55939188833 has 16 divisors (see below), whose sum is σ = 61195502592. Its totient is φ = 50711538000.

The previous prime is 55939188817. The next prime is 55939188859. The reversal of 55939188833 is 33888193955.

It is a cyclic number.

It is not a de Polignac number, because 55939188833 - 2⁴ = 55939188817 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (55939188883) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8357018 + ... + 8363708.

It is an arithmetic number, because the mean of its divisors is an integer number (3824718912).

Almost surely, 2^55939188833 is an apocalyptic number.

It is an amenable number.

55939188833 is a deficient number, since it is larger than the sum of its proper divisors (5256313759).

55939188833 is a wasteful number, since it uses less digits than its factorization.

55939188833 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8716.

The product of its digits is 27993600, while the sum is 62.

The spelling of 55939188833 in words is "fifty-five billion, nine hundred thirty-nine million, one hundred eighty-eight thousand, eight hundred thirty-three".