20633106512 has 40 divisors (see below), whose sum is σ = 40348625856. Its totient is φ = 10220967936.

The previous prime is 20633106493. The next prime is 20633106521. The reversal of 20633106512 is 21560133602.

It is a super-2 number, since 2×20633106512² (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 in 7 ways as a sum of consecutive naturals, for example, 807728 + ... + 832880.

Almost surely, 2^20633106512 is an apocalyptic number.

It is an amenable number.

20633106512 is a deficient number, since it is larger than the sum of its proper divisors (19715519344).

20633106512 is a wasteful number, since it uses less digits than its factorization.

20633106512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25635 (or 25629 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 29.

The spelling of 20633106512 in words is "twenty billion, six hundred thirty-three million, one hundred six thousand, five hundred twelve".