40166727215724 has 72 divisors (see below), whose sum is σ = 101630373309920. Its totient is φ = 13376012931072.

The previous prime is 40166727215677. The next prime is 40166727215893. The reversal of 40166727215724 is 42751272766104.

40166727215724 is a `hidden beast` number, since 4 + 0 + 1 + 6 + 67 + 2 + 7 + 2 + 1 + 572 + 4 = 666.

It is a super-2 number, since 2×40166727215724² (a number of 28 digits) contains 22 as substring.

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, 496353714 + ... + 496434630.

Almost surely, 2^{40166727215724} is an apocalyptic number.

It is an amenable number.

40166727215724 is an abundant number, since it is smaller than the sum of its proper divisors (61463646094196).

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

40166727215724 is a wasteful number, since it uses less digits than its factorization.

40166727215724 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94039 (or 94034 counting only the distinct ones).

The product of its (nonzero) digits is 7902720, while the sum is 54.

The spelling of 40166727215724 in words is "forty trillion, one hundred sixty-six billion, seven hundred twenty-seven million, two hundred fifteen thousand, seven hundred twenty-four".