55056646640704 has 112 divisors (see below), whose sum is σ = 120443553676800. Its totient is φ = 24882533451776.

The previous prime is 55056646640659. The next prime is 55056646640729. The reversal of 55056646640704 is 40704664665055.

It is a Harshad number since it is a multiple of its sum of digits (58).

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, 11714359 + ... + 15727030.

Almost surely, 2^{55056646640704} is an apocalyptic number.

It is an amenable number.

55056646640704 is an abundant number, since it is smaller than the sum of its proper divisors (65386907036096).

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

55056646640704 is a wasteful number, since it uses less digits than its factorization.

55056646640704 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27441500 (or 27441490 counting only the distinct ones).

The product of its (nonzero) digits is 72576000, while the sum is 58.

The spelling of 55056646640704 in words is "fifty-five trillion, fifty-six billion, six hundred forty-six million, six hundred forty thousand, seven hundred four".