230734535256 has 128 divisors (see below), whose sum is σ = 649003622400. Its totient is φ = 75948514560.

The previous prime is 230734535221. The next prime is 230734535261. The reversal of 230734535256 is 652535437032.

230734535256 is a `hidden beast` number, since 2 + 3 + 0 + 73 + 4 + 53 + 525 + 6 = 666.

It is a congruent number.

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, 5631661 + ... + 5672483.

It is an arithmetic number, because the mean of its divisors is an integer number (5070340800).

Almost surely, 2^230734535256 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 230734535256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (324501811200).

230734535256 is an abundant number, since it is smaller than the sum of its proper divisors (418269087144).

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

230734535256 is a wasteful number, since it uses less digits than its factorization.

230734535256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41166 (or 41156 counting only the distinct ones).

The product of its (nonzero) digits is 2268000, while the sum is 45.

The spelling of 230734535256 in words is "two hundred thirty billion, seven hundred thirty-four million, five hundred thirty-five thousand, two hundred fifty-six".