40999415631 has 16 divisors (see below), whose sum is σ = 55160941056. Its totient is φ = 27085516416.

The previous prime is 40999415551. The next prime is 40999415651. The reversal of 40999415631 is 13651499904.

It is not a de Polignac number, because 40999415631 - 2⁷ = 40999415503 is a prime.

It is a super-2 number, since 2×40999415631² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40999415651) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2263296 + ... + 2281338.

It is an arithmetic number, because the mean of its divisors is an integer number (3447558816).

Almost surely, 2^40999415631 is an apocalyptic number.

40999415631 is a deficient number, since it is larger than the sum of its proper divisors (14161525425).

40999415631 is a wasteful number, since it uses less digits than its factorization.

40999415631 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24862.

The product of its (nonzero) digits is 1049760, while the sum is 51.

The spelling of 40999415631 in words is "forty billion, nine hundred ninety-nine million, four hundred fifteen thousand, six hundred thirty-one".