40108637184616 has 128 divisors (see below), whose sum is σ = 101743580252160. Its totient is φ = 14314572230400.

The previous prime is 40108637184571. The next prime is 40108637184617. The reversal of 40108637184616 is 61648173680104.

It is a happy number.

It is a super-2 number, since 2×40108637184616² (a number of 28 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (55) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (40108637184617) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 18067636 + ... + 20165731.

It is an arithmetic number, because the mean of its divisors is an integer number (794871720720).

Almost surely, 2^{40108637184616} is an apocalyptic number.

It is an amenable number.

40108637184616 is an abundant number, since it is smaller than the sum of its proper divisors (61634943067544).

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

40108637184616 is a wasteful number, since it uses less digits than its factorization.

40108637184616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38233535 (or 38233531 counting only the distinct ones).

The product of its (nonzero) digits is 4644864, while the sum is 55.

The spelling of 40108637184616 in words is "forty trillion, one hundred eight billion, six hundred thirty-seven million, one hundred eighty-four thousand, six hundred sixteen".