55572859908 has 36 divisors (see below), whose sum is σ = 140517794508. Its totient is φ = 18518754240.

The previous prime is 55572859891. The next prime is 55572859939. The reversal of 55572859908 is 80995827555.

55572859908 is a `hidden beast` number, since 5 + 5 + 572 + 8 + 59 + 9 + 0 + 8 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 39745207044 + 15827652864 = 199362^2 + 125808^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 107403 + ... + 350258.

Almost surely, 2^55572859908 is an apocalyptic number.

It is an amenable number.

55572859908 is an abundant number, since it is smaller than the sum of its proper divisors (84944934600).

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

55572859908 is a wasteful number, since it uses less digits than its factorization.

55572859908 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 461044 (or 461039 counting only the distinct ones).

The product of its (nonzero) digits is 45360000, while the sum is 63.

The spelling of 55572859908 in words is "fifty-five billion, five hundred seventy-two million, eight hundred fifty-nine thousand, nine hundred eight".