230530634136 has 96 divisors (see below), whose sum is σ = 685684818000. Its totient is φ = 69388888320.

The previous prime is 230530634057. The next prime is 230530634137. The reversal of 230530634136 is 631436035032.

230530634136 is a `hidden beast` number, since 2 + 3 + 0 + 5 + 3 + 0 + 634 + 13 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 230530634136.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230530634137) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 858751 + ... + 1094766.

Almost surely, 2^230530634136 is an apocalyptic number.

It is an amenable number.

230530634136 is an abundant number, since it is smaller than the sum of its proper divisors (455154183864).

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

230530634136 is a wasteful number, since it uses less digits than its factorization.

230530634136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1953689 (or 1953682 counting only the distinct ones).

The product of its (nonzero) digits is 116640, while the sum is 36.

Adding to 230530634136 its reverse (631436035032), we get a palindrome (861966669168).

The spelling of 230530634136 in words is "two hundred thirty billion, five hundred thirty million, six hundred thirty-four thousand, one hundred thirty-six".