20059171474772 has 24 divisors (see below), whose sum is σ = 35160195047040. Its totient is φ = 10013407672320.

The previous prime is 20059171474759. The next prime is 20059171474799. The reversal of 20059171474772 is 27747417195002.

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, 12188372 + ... + 13735892.

It is an arithmetic number, because the mean of its divisors is an integer number (1465008126960).

Almost surely, 2^{20059171474772} is an apocalyptic number.

It is an amenable number.

20059171474772 is a deficient number, since it is larger than the sum of its proper divisors (15101023572268).

20059171474772 is a wasteful number, since it uses less digits than its factorization.

20059171474772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1552751 (or 1552749 counting only the distinct ones).

The product of its (nonzero) digits is 6914880, while the sum is 56.

The spelling of 20059171474772 in words is "twenty trillion, fifty-nine billion, one hundred seventy-one million, four hundred seventy-four thousand, seven hundred seventy-two".