40316615815 has 16 divisors (see below), whose sum is σ = 55294686720. Its totient is φ = 27644015520.

The previous prime is 40316615753. The next prime is 40316615821. The reversal of 40316615815 is 51851661304.

40316615815 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 40316615815 - 2⁹ = 40316615303 is a prime.

It is a super-2 number, since 2×40316615815² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 945526 + ... + 987244.

It is an arithmetic number, because the mean of its divisors is an integer number (3455917920).

Almost surely, 2^40316615815 is an apocalyptic number.

40316615815 is a deficient number, since it is larger than the sum of its proper divisors (14978070905).

40316615815 is a wasteful number, since it uses less digits than its factorization.

40316615815 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69342.

The product of its (nonzero) digits is 86400, while the sum is 40.

The spelling of 40316615815 in words is "forty billion, three hundred sixteen million, six hundred fifteen thousand, eight hundred fifteen".