40402775412515 has 16 divisors (see below), whose sum is σ = 51806257097760. Its totient is φ = 30141822297600.

The previous prime is 40402775412511. The next prime is 40402775412539. The reversal of 40402775412515 is 51521457720404.

It is not a de Polignac number, because 40402775412515 - 2² = 40402775412511 is a prime.

It is a super-2 number, since 2×40402775412515² (a number of 28 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 40402775412515.

It is not an unprimeable number, because it can be changed into a prime (40402775412511) 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, 2180388761 + ... + 2180407290.

It is an arithmetic number, because the mean of its divisors is an integer number (3237891068610).

Almost surely, 2^{40402775412515} is an apocalyptic number.

40402775412515 is a deficient number, since it is larger than the sum of its proper divisors (11403481685245).

40402775412515 is a wasteful number, since it uses less digits than its factorization.

40402775412515 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4360796182.

The product of its (nonzero) digits is 1568000, while the sum is 47.

The spelling of 40402775412515 in words is "forty trillion, four hundred two billion, seven hundred seventy-five million, four hundred twelve thousand, five hundred fifteen".