59397620856 has 192 divisors, whose sum is σ = 175296286080. Its totient is φ = 16721107200.

The previous prime is 59397620827. The next prime is 59397620977. The reversal of 59397620856 is 65802679395.

It is a self number, because there is not a number n which added to its sum of digits gives 59397620856.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 26961051 + ... + 26963253.

It is an arithmetic number, because the mean of its divisors is an integer number (913001490).

Almost surely, 2^59397620856 is an apocalyptic number.

59397620856 is a gapful number since it is divisible by the number (56) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 59397620856, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (87648143040).

59397620856 is an abundant number, since it is smaller than the sum of its proper divisors (115898665224).

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

59397620856 is a wasteful number, since it uses less digits than its factorization.

59397620856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2554 (or 2543 counting only the distinct ones).

The product of its (nonzero) digits is 24494400, while the sum is 60.

The spelling of 59397620856 in words is "fifty-nine billion, three hundred ninety-seven million, six hundred twenty thousand, eight hundred fifty-six".