55252476664 has 64 divisors (see below), whose sum is σ = 133615526400. Its totient is φ = 20784624000.

The previous prime is 55252476649. The next prime is 55252476689. The reversal of 55252476664 is 46667425255.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1528612 + ... + 1564339.

It is an arithmetic number, because the mean of its divisors is an integer number (2087742600).

Almost surely, 2^55252476664 is an apocalyptic number.

It is an amenable number.

55252476664 is an abundant number, since it is smaller than the sum of its proper divisors (78363049736).

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

55252476664 is a wasteful number, since it uses less digits than its factorization.

55252476664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3093004 (or 3093000 counting only the distinct ones).

The product of its digits is 12096000, while the sum is 52.

The spelling of 55252476664 in words is "fifty-five billion, two hundred fifty-two million, four hundred seventy-six thousand, six hundred sixty-four".