55637292212 has 12 divisors (see below), whose sum is σ = 97367557056. Its totient is φ = 27817990200.

The previous prime is 55637292187. The next prime is 55637292247. The reversal of 55637292212 is 21229273655.

It is a congruent number.

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, 61253 + ... + 339155.

It is an arithmetic number, because the mean of its divisors is an integer number (8113963088).

Almost surely, 2^55637292212 is an apocalyptic number.

It is an amenable number.

55637292212 is a deficient number, since it is larger than the sum of its proper divisors (41730264844).

55637292212 is a wasteful number, since it uses less digits than its factorization.

55637292212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 327958 (or 327956 counting only the distinct ones).

The product of its digits is 453600, while the sum is 44.

The spelling of 55637292212 in words is "fifty-five billion, six hundred thirty-seven million, two hundred ninety-two thousand, two hundred twelve".