56088666157920 has 2304 divisors, whose sum is σ = 217878667776000. Its totient is φ = 12072373125120.

The previous prime is 56088666157819. The next prime is 56088666157963. The reversal of 56088666157920 is 2975166688065.

It is a Harshad number since it is a multiple of its sum of digits (69).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 383 ways as a sum of consecutive naturals, for example, 156235838701 + ... + 156235839059.

It is an arithmetic number, because the mean of its divisors is an integer number (94565394000).

Almost surely, 2^{56088666157920} 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 56088666157920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (108939333888000).

56088666157920 is an abundant number, since it is smaller than the sum of its proper divisors (161790001618080).

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

56088666157920 is a wasteful number, since it uses less digits than its factorization.

56088666157920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 597 (or 578 counting only the distinct ones).

The product of its (nonzero) digits is 261273600, while the sum is 69.

The spelling of 56088666157920 in words is "fifty-six trillion, eighty-eight billion, six hundred sixty-six million, one hundred fifty-seven thousand, nine hundred twenty".