55239170292 has 24 divisors (see below), whose sum is σ = 143212664000. Its totient is φ = 18413056728.

The previous prime is 55239170251. The next prime is 55239170369. The reversal of 55239170292 is 29207193255.

55239170292 is a `hidden beast` number, since 552 + 3 + 9 + 1 + 7 + 0 + 2 + 92 = 666.

55239170292 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 255736792 + ... + 255737007.

Almost surely, 2^55239170292 is an apocalyptic number.

It is an amenable number.

55239170292 is an abundant number, since it is smaller than the sum of its proper divisors (87973493708).

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

55239170292 is a wasteful number, since it uses less digits than its factorization.

55239170292 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 511473812 (or 511473804 counting only the distinct ones).

The product of its (nonzero) digits is 340200, while the sum is 45.

The spelling of 55239170292 in words is "fifty-five billion, two hundred thirty-nine million, one hundred seventy thousand, two hundred ninety-two".