55133175208 has 16 divisors (see below), whose sum is σ = 103419508500. Its totient is φ = 27554639616.

The previous prime is 55133175193. The next prime is 55133175211. The reversal of 55133175208 is 80257133155.

It can be written as a sum of positive squares in 2 ways, for example, as 54523184004 + 609991204 = 233502^2 + 24698^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1473873 + ... + 1510816.

Almost surely, 2^55133175208 is an apocalyptic number.

It is an amenable number.

55133175208 is a deficient number, since it is larger than the sum of its proper divisors (48286333292).

55133175208 is a wasteful number, since it uses less digits than its factorization.

55133175208 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2987004 (or 2987000 counting only the distinct ones).

The product of its (nonzero) digits is 126000, while the sum is 40.

The spelling of 55133175208 in words is "fifty-five billion, one hundred thirty-three million, one hundred seventy-five thousand, two hundred eight".