55572859926 has 12 divisors (see below), whose sum is σ = 120407863212. Its totient is φ = 18524286636.

The previous prime is 55572859891. The next prime is 55572859939. The reversal of 55572859926 is 62995827555.

55572859926 is a `hidden beast` number, since 5 + 5 + 572 + 8 + 59 + 9 + 2 + 6 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1543690536 + ... + 1543690571.

It is an arithmetic number, because the mean of its divisors is an integer number (10033988601).

Almost surely, 2^55572859926 is an apocalyptic number.

55572859926 is an abundant number, since it is smaller than the sum of its proper divisors (64835003286).

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

55572859926 is a wasteful number, since it uses less digits than its factorization.

55572859926 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3087381115 (or 3087381112 counting only the distinct ones).

The product of its digits is 68040000, while the sum is 63.

The spelling of 55572859926 in words is "fifty-five billion, five hundred seventy-two million, eight hundred fifty-nine thousand, nine hundred twenty-six".