55479729276 has 24 divisors (see below), whose sum is σ = 143836335440. Its totient is φ = 18493243056.

The previous prime is 55479729251. The next prime is 55479729311. The reversal of 55479729276 is 67292797455.

55479729276 is a `hidden beast` number, since 5 + 5 + 479 + 7 + 2 + 92 + 76 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 256850491 + ... + 256850706.

Almost surely, 2^55479729276 is an apocalyptic number.

It is an amenable number.

55479729276 is an abundant number, since it is smaller than the sum of its proper divisors (88356606164).

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

55479729276 is a wasteful number, since it uses less digits than its factorization.

55479729276 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 513701210 (or 513701202 counting only the distinct ones).

The product of its digits is 66679200, while the sum is 63.

The spelling of 55479729276 in words is "fifty-five billion, four hundred seventy-nine million, seven hundred twenty-nine thousand, two hundred seventy-six".