40811131811718 has 40 divisors (see below), whose sum is σ = 96826410775512. Its totient is φ = 12803492332224.

The previous prime is 40811131811707. The next prime is 40811131811741. The reversal of 40811131811718 is 81711813111804.

40811131811718 is a `hidden beast` number, since 408 + 1 + 113 + 1 + 8 + 117 + 18 = 666.

It is a super-2 number, since 2×40811131811718² (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 19 ways as a sum of consecutive naturals, for example, 7409425680 + ... + 7409431187.

Almost surely, 2^{40811131811718} is an apocalyptic number.

40811131811718 is an abundant number, since it is smaller than the sum of its proper divisors (56015278963794).

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

40811131811718 is a wasteful number, since it uses less digits than its factorization.

40811131811718 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14818856898 (or 14818856889 counting only the distinct ones).

The product of its (nonzero) digits is 43008, while the sum is 45.

The spelling of 40811131811718 in words is "forty trillion, eight hundred eleven billion, one hundred thirty-one million, eight hundred eleven thousand, seven hundred eighteen".