56990654968896 has 224 divisors, whose sum is σ = 183578241692160. Its totient is φ = 17193815308800.

The previous prime is 56990654968889. The next prime is 56990654968901. The reversal of 56990654968896 is 69886945609965.

56990654968896 is a `hidden beast` number, since 56 + 9 + 9 + 0 + 6 + 549 + 6 + 8 + 8 + 9 + 6 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2289250 + ... + 10918881.

It is an arithmetic number, because the mean of its divisors is an integer number (819545721840).

Almost surely, 2^{56990654968896} 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 56990654968896, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (91789120846080).

56990654968896 is an abundant number, since it is smaller than the sum of its proper divisors (126587586723264).

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

56990654968896 is a wasteful number, since it uses less digits than its factorization.

56990654968896 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13208390 (or 13208374 counting only the distinct ones).

The product of its (nonzero) digits is 54419558400, while the sum is 90.

The spelling of 56990654968896 in words is "fifty-six trillion, nine hundred ninety billion, six hundred fifty-four million, nine hundred sixty-eight thousand, eight hundred ninety-six".