55050509992 has 16 divisors (see below), whose sum is σ = 106779006900. Its totient is φ = 26576108160.

The previous prime is 55050509971. The next prime is 55050510019. The reversal of 55050509992 is 29990505055.

It can be written as a sum of positive squares in 2 ways, for example, as 54469024996 + 581484996 = 233386^2 + 24114^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 118643109 + ... + 118643572.

Almost surely, 2^55050509992 is an apocalyptic number.

It is an amenable number.

55050509992 is a deficient number, since it is larger than the sum of its proper divisors (51728496908).

55050509992 is a wasteful number, since it uses less digits than its factorization.

55050509992 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 237286716 (or 237286712 counting only the distinct ones).

The product of its (nonzero) digits is 911250, while the sum is 49.

The spelling of 55050509992 in words is "fifty-five billion, fifty million, five hundred nine thousand, nine hundred ninety-two".