55600664622140 has 48 divisors (see below), whose sum is σ = 127405713232224. Its totient is φ = 20213717913600.

The previous prime is 55600664622073. The next prime is 55600664622157. The reversal of 55600664622140 is 4122646600655.

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, 28462421 + ... + 30353100.

It is an arithmetic number, because the mean of its divisors is an integer number (2654285692338).

Almost surely, 2^{55600664622140} is an apocalyptic number.

It is an amenable number.

55600664622140 is an abundant number, since it is smaller than the sum of its proper divisors (71805048610084).

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

55600664622140 is a wasteful number, since it uses less digits than its factorization.

55600664622140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58819838 (or 58819836 counting only the distinct ones).

The product of its (nonzero) digits is 2073600, while the sum is 47.

The spelling of 55600664622140 in words is "fifty-five trillion, six hundred billion, six hundred sixty-four million, six hundred twenty-two thousand, one hundred forty".