5642237628144 has 120 divisors (see below), whose sum is σ = 17553628356992. Its totient is φ = 1680070740480.

The previous prime is 5642237628121. The next prime is 5642237628163. The reversal of 5642237628144 is 4418267322465.

It is a happy number.

5642237628144 is a `hidden beast` number, since 5 + 6 + 4 + 2 + 2 + 3 + 7 + 628 + 1 + 4 + 4 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 48555127 + ... + 48671190.

Almost surely, 2^{5642237628144} is an apocalyptic number.

It is an amenable number.

5642237628144 is an abundant number, since it is smaller than the sum of its proper divisors (11911390728848).

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

5642237628144 is a wasteful number, since it uses less digits than its factorization.

5642237628144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97226375 (or 97226366 counting only the distinct ones).

The product of its digits is 15482880, while the sum is 54.

The spelling of 5642237628144 in words is "five trillion, six hundred forty-two billion, two hundred thirty-seven million, six hundred twenty-eight thousand, one hundred forty-four".