40261122130156 has 12 divisors (see below), whose sum is σ = 70496391252168. Its totient is φ = 20119296058112.

The previous prime is 40261122130147. The next prime is 40261122130169. The reversal of 40261122130156 is 65103122116204.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2816243701 + ... + 2816257996.

It is an arithmetic number, because the mean of its divisors is an integer number (5874699271014).

Almost surely, 2^{40261122130156} is an apocalyptic number.

It is an amenable number.

40261122130156 is a deficient number, since it is larger than the sum of its proper divisors (30235269122012).

40261122130156 is a wasteful number, since it uses less digits than its factorization.

40261122130156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5632503488 (or 5632503486 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 34.

The spelling of 40261122130156 in words is "forty trillion, two hundred sixty-one billion, one hundred twenty-two million, one hundred thirty thousand, one hundred fifty-six".