18796236512 has 12 divisors (see below), whose sum is σ = 37005090696. Its totient is φ = 9398118240.

The previous prime is 18796236509. The next prime is 18796236521. The reversal of 18796236512 is 21563269781.

It is a happy number.

It is a super-2 number, since 2×18796236512² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 293691164 + ... + 293691227.

It is an arithmetic number, because the mean of its divisors is an integer number (3083757558).

Almost surely, 2^18796236512 is an apocalyptic number.

It is an amenable number.

18796236512 is a deficient number, since it is larger than the sum of its proper divisors (18208854184).

18796236512 is an equidigital number, since it uses as much as digits as its factorization.

18796236512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 587382401 (or 587382393 counting only the distinct ones).

The product of its digits is 1088640, while the sum is 50.

The spelling of 18796236512 in words is "eighteen billion, seven hundred ninety-six million, two hundred thirty-six thousand, five hundred twelve".