5642249998972 has 6 divisors (see below), whose sum is σ = 9873937498208. Its totient is φ = 2821124999484.

The previous prime is 5642249998877. The next prime is 5642249999063. The reversal of 5642249998972 is 2798999422465.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 705281249868 + ... + 705281249875.

Almost surely, 2^{5642249998972} is an apocalyptic number.

It is an amenable number.

5642249998972 is a deficient number, since it is larger than the sum of its proper divisors (4231687499236).

5642249998972 is a wasteful number, since it uses less digits than its factorization.

5642249998972 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1410562499747 (or 1410562499745 counting only the distinct ones).

The product of its digits is 1410877440, while the sum is 76.

The spelling of 5642249998972 in words is "five trillion, six hundred forty-two billion, two hundred forty-nine million, nine hundred ninety-eight thousand, nine hundred seventy-two".