230315638464 has 70 divisors (see below), whose sum is σ = 682727719124. Its totient is φ = 76771877760.

The previous prime is 230315638459. The next prime is 230315638517. The reversal of 230315638464 is 464836513032.

230315638464 is a `hidden beast` number, since 2 + 3 + 0 + 3 + 1 + 5 + 638 + 4 + 6 + 4 = 666.

It is a super-3 number, since 3×230315638464³ (a number of 35 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 22208902 + ... + 22219269.

Almost surely, 2^230315638464 is an apocalyptic number.

230315638464 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

230315638464 is an abundant number, since it is smaller than the sum of its proper divisors (452412080660).

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

230315638464 is an equidigital number, since it uses as much as digits as its factorization.

230315638464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44428195 (or 44428176 counting only the distinct ones).

The product of its (nonzero) digits is 1244160, while the sum is 45.

The spelling of 230315638464 in words is "two hundred thirty billion, three hundred fifteen million, six hundred thirty-eight thousand, four hundred sixty-four".