55393926975 has 48 divisors (see below), whose sum is σ = 101987892000. Its totient is φ = 29477468160.

The previous prime is 55393926923. The next prime is 55393926983. The reversal of 55393926975 is 57962939355.

55393926975 is a `hidden beast` number, since 5 + 539 + 3 + 9 + 2 + 6 + 97 + 5 = 666.

It is not a de Polignac number, because 55393926975 - 2⁹ = 55393926463 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 211689 + ... + 394461.

It is an arithmetic number, because the mean of its divisors is an integer number (2124747750).

Almost surely, 2^55393926975 is an apocalyptic number.

55393926975 is a deficient number, since it is larger than the sum of its proper divisors (46593965025).

55393926975 is a wasteful number, since it uses less digits than its factorization.

55393926975 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 183241 (or 183230 counting only the distinct ones).

The product of its digits is 68890500, while the sum is 63.

The spelling of 55393926975 in words is "fifty-five billion, three hundred ninety-three million, nine hundred twenty-six thousand, nine hundred seventy-five".