20004502634456 has 32 divisors (see below), whose sum is σ = 37611671479200. Its totient is φ = 9974741441280.

The previous prime is 20004502634341. The next prime is 20004502634497. The reversal of 20004502634456 is 65443620540002.

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, 7853780 + ... + 10084188.

It is an arithmetic number, because the mean of its divisors is an integer number (1175364733725).

Almost surely, 2^{20004502634456} is an apocalyptic number.

It is an amenable number.

20004502634456 is a deficient number, since it is larger than the sum of its proper divisors (17607168844744).

20004502634456 is a wasteful number, since it uses less digits than its factorization.

20004502634456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2233499 (or 2233495 counting only the distinct ones).

The product of its (nonzero) digits is 691200, while the sum is 41.

The spelling of 20004502634456 in words is "twenty trillion, four billion, five hundred two million, six hundred thirty-four thousand, four hundred fifty-six".