20332510736 has 40 divisors (see below), whose sum is σ = 42479052000. Its totient is φ = 9396276480.

The previous prime is 20332510691. The next prime is 20332510763. The reversal of 20332510736 is 63701523302.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 803186 + ... + 828113.

It is an arithmetic number, because the mean of its divisors is an integer number (1061976300).

Almost surely, 2^20332510736 is an apocalyptic number.

It is an amenable number.

20332510736 is an abundant number, since it is smaller than the sum of its proper divisors (22146541264).

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

20332510736 is a wasteful number, since it uses less digits than its factorization.

20332510736 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1631367 (or 1631361 counting only the distinct ones).

The product of its (nonzero) digits is 22680, while the sum is 32.

The spelling of 20332510736 in words is "twenty billion, three hundred thirty-two million, five hundred ten thousand, seven hundred thirty-six".