230644643258 has 16 divisors (see below), whose sum is σ = 346418257920. Its totient is φ = 115171950816.

The previous prime is 230644643221. The next prime is 230644643261. The reversal of 230644643258 is 852346446032.

It is a super-2 number, since 2×230644643258² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9580985 + ... + 9605027.

It is an arithmetic number, because the mean of its divisors is an integer number (21651141120).

Almost surely, 2^230644643258 is an apocalyptic number.

230644643258 is a deficient number, since it is larger than the sum of its proper divisors (115773614662).

230644643258 is a wasteful number, since it uses less digits than its factorization.

230644643258 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30101.

The product of its (nonzero) digits is 3317760, while the sum is 47.

The spelling of 230644643258 in words is "two hundred thirty billion, six hundred forty-four million, six hundred forty-three thousand, two hundred fifty-eight".