59421805056 has 240 divisors, whose sum is σ = 180972792000. Its totient is φ = 18717917184.

The previous prime is 59421805033. The next prime is 59421805061. The reversal of 59421805056 is 65050812495.

59421805056 is a `hidden beast` number, since 59 + 421 + 80 + 50 + 56 = 666.

It is a super-2 number, since 2×59421805056² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 56645620 + ... + 56646668.

It is an arithmetic number, because the mean of its divisors is an integer number (754053300).

Almost surely, 2^59421805056 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 59421805056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (90486396000).

59421805056 is an abundant number, since it is smaller than the sum of its proper divisors (121550986944).

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

59421805056 is a wasteful number, since it uses less digits than its factorization.

59421805056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1739 (or 1720 counting only the distinct ones).

The product of its (nonzero) digits is 432000, while the sum is 45.

The spelling of 59421805056 in words is "fifty-nine billion, four hundred twenty-one million, eight hundred five thousand, fifty-six".