55752057901056 has 208 divisors, whose sum is σ = 162493189056000. Its totient is φ = 16860685762560.

The previous prime is 55752057901037. The next prime is 55752057901063. The reversal of 55752057901056 is 65010975025755.

It is a junction number, because it is equal to n+sod(n) for n = 55752057900987 and 55752057901005.

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, 67035541 + ... + 67862123.

Almost surely, 2^{55752057901056} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 55752057901056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (81246594528000).

55752057901056 is an abundant number, since it is smaller than the sum of its proper divisors (106741131154944).

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

55752057901056 is a wasteful number, since it uses less digits than its factorization.

55752057901056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 827120 (or 827098 counting only the distinct ones).

The product of its (nonzero) digits is 16537500, while the sum is 57.

The spelling of 55752057901056 in words is "fifty-five trillion, seven hundred fifty-two billion, fifty-seven million, nine hundred one thousand, fifty-six".