40790515916 has 12 divisors (see below), whose sum is σ = 74487029232. Its totient is φ = 19508507568.

The previous prime is 40790515879. The next prime is 40790515919. The reversal of 40790515916 is 61951509704.

It is not an unprimeable number, because it can be changed into a prime (40790515919) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 221687495 + ... + 221687678.

It is an arithmetic number, because the mean of its divisors is an integer number (6207252436).

Almost surely, 2^40790515916 is an apocalyptic number.

40790515916 is a gapful number since it is divisible by the number (46) formed by its first and last digit.

It is an amenable number.

40790515916 is a deficient number, since it is larger than the sum of its proper divisors (33696513316).

40790515916 is a wasteful number, since it uses less digits than its factorization.

40790515916 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 443375200 (or 443375198 counting only the distinct ones).

The product of its (nonzero) digits is 340200, while the sum is 47.

The spelling of 40790515916 in words is "forty billion, seven hundred ninety million, five hundred fifteen thousand, nine hundred sixteen".