40013881436496 has 80 divisors (see below), whose sum is σ = 113234303844288. Its totient is φ = 12075105638400.

The previous prime is 40013881436437. The next prime is 40013881436519. The reversal of 40013881436496 is 69463418831004.

It is a super-2 number, since 2×40013881436496² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 157100691 + ... + 157355186.

Almost surely, 2^{40013881436496} is an apocalyptic number.

It is an amenable number.

40013881436496 is an abundant number, since it is smaller than the sum of its proper divisors (73220422407792).

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

40013881436496 is a wasteful number, since it uses less digits than its factorization.

40013881436496 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 314456140 (or 314456134 counting only the distinct ones).

The product of its (nonzero) digits is 11943936, while the sum is 57.

The spelling of 40013881436496 in words is "forty trillion, thirteen billion, eight hundred eighty-one million, four hundred thirty-six thousand, four hundred ninety-six".