18796522512 has 40 divisors (see below), whose sum is σ = 48577910656. Its totient is φ = 6262897536.

The previous prime is 18796522489. The next prime is 18796522519. The reversal of 18796522512 is 21522569781.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is not an unprimeable number, because it can be changed into a prime (18796522519) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36633 + ... + 197319.

Almost surely, 2^18796522512 is an apocalyptic number.

18796522512 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

18796522512 is an abundant number, since it is smaller than the sum of its proper divisors (29781388144).

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

18796522512 is a wasteful number, since it uses less digits than its factorization.

18796522512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 163135 (or 163129 counting only the distinct ones).

The product of its digits is 604800, while the sum is 48.

The spelling of 18796522512 in words is "eighteen billion, seven hundred ninety-six million, five hundred twenty-two thousand, five hundred twelve".