18464827364 has 12 divisors (see below), whose sum is σ = 32317561584. Its totient is φ = 9231238344.

The previous prime is 18464827331. The next prime is 18464827397. The reversal of 18464827364 is 46372846481.

It is an interprime number because it is at equal distance from previous prime (18464827331) and next prime (18464827397).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 258002 + ... + 321705.

It is an arithmetic number, because the mean of its divisors is an integer number (2693130132).

Almost surely, 2^18464827364 is an apocalyptic number.

It is an amenable number.

18464827364 is a deficient number, since it is larger than the sum of its proper divisors (13852734220).

18464827364 is a wasteful number, since it uses less digits than its factorization.

18464827364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 587674 (or 587672 counting only the distinct ones).

The product of its digits is 6193152, while the sum is 53.

The spelling of 18464827364 in words is "eighteen billion, four hundred sixty-four million, eight hundred twenty-seven thousand, three hundred sixty-four".