40131715155816 has 32 divisors (see below), whose sum is σ = 100671708684960. Its totient is φ = 13331582279232.

The previous prime is 40131715155769. The next prime is 40131715155827. The reversal of 40131715155816 is 61855151713104.

It is a super-2 number, since 2×40131715155816² (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 7 ways as a sum of consecutive naturals, for example, 2853499450 + ... + 2853513513.

It is an arithmetic number, because the mean of its divisors is an integer number (3145990896405).

Almost surely, 2^{40131715155816} is an apocalyptic number.

It is an amenable number.

40131715155816 is an abundant number, since it is smaller than the sum of its proper divisors (60539993529144).

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

40131715155816 is a wasteful number, since it uses less digits than its factorization.

40131715155816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5707013265 (or 5707013261 counting only the distinct ones).

The product of its (nonzero) digits is 504000, while the sum is 48.

The spelling of 40131715155816 in words is "forty trillion, one hundred thirty-one billion, seven hundred fifteen million, one hundred fifty-five thousand, eight hundred sixteen".