20013056422772 has 12 divisors (see below), whose sum is σ = 40026112845600. Its totient is φ = 8577024181176.

The previous prime is 20013056422769. The next prime is 20013056422811. The reversal of 20013056422772 is 27722465031002.

20013056422772 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 357376007522 + ... + 357376007577.

It is an arithmetic number, because the mean of its divisors is an integer number (3335509403800).

Almost surely, 2^{20013056422772} is an apocalyptic number.

It is an amenable number.

20013056422772 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

20013056422772 is a wasteful number, since it uses less digits than its factorization.

20013056422772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 714752015110 (or 714752015108 counting only the distinct ones).

The product of its (nonzero) digits is 282240, while the sum is 41.

The spelling of 20013056422772 in words is "twenty trillion, thirteen billion, fifty-six million, four hundred twenty-two thousand, seven hundred seventy-two".