20632564136112 has 40 divisors (see below), whose sum is σ = 53337025259520. Its totient is φ = 6872845949760.

The previous prime is 20632564136101. The next prime is 20632564136113. The reversal of 20632564136112 is 21163146523602.

It is not an unprimeable number, because it can be changed into a prime (20632564136113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 146035812 + ... + 146177027.

It is an arithmetic number, because the mean of its divisors is an integer number (1333425631488).

Almost surely, 2^{20632564136112} is an apocalyptic number.

It is an amenable number.

20632564136112 is an abundant number, since it is smaller than the sum of its proper divisors (32704461123408).

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

20632564136112 is a wasteful number, since it uses less digits than its factorization.

20632564136112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 292214321 (or 292214315 counting only the distinct ones).

The product of its (nonzero) digits is 311040, while the sum is 42.

The spelling of 20632564136112 in words is "twenty trillion, six hundred thirty-two billion, five hundred sixty-four million, one hundred thirty-six thousand, one hundred twelve".