55085008464 has 60 divisors (see below), whose sum is σ = 160864201056. Its totient is φ = 17563334976.

The previous prime is 55085008453. The next prime is 55085008471. The reversal of 55085008464 is 46480058055.

55085008464 is a `hidden beast` number, since 5 + 5 + 0 + 8 + 500 + 84 + 64 = 666.

It is a congruent number.

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, 8312662 + ... + 8319285.

Almost surely, 2^55085008464 is an apocalyptic number.

It is an amenable number.

55085008464 is an abundant number, since it is smaller than the sum of its proper divisors (105779192592).

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

55085008464 is a wasteful number, since it uses less digits than its factorization.

55085008464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16631984 (or 16631975 counting only the distinct ones).

The product of its (nonzero) digits is 768000, while the sum is 45.

The spelling of 55085008464 in words is "fifty-five billion, eighty-five million, eight thousand, four hundred sixty-four".