13316440315 has 4 divisors (see below), whose sum is σ = 15979728384. Its totient is φ = 10653152248.

The previous prime is 13316440309. The next prime is 13316440327. The reversal of 13316440315 is 51304461331.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 51304461331 = 37 ⋅1386607063.

It is a cyclic number.

It is not a de Polignac number, because 13316440315 - 2¹⁹ = 13315916027 is a prime.

It is a Duffinian number.

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, 1331644027 + ... + 1331644036.

It is an arithmetic number, because the mean of its divisors is an integer number (3994932096).

Almost surely, 2^13316440315 is an apocalyptic number.

13316440315 is a deficient number, since it is larger than the sum of its proper divisors (2663288069).

13316440315 is an equidigital number, since it uses as much as digits as its factorization.

13316440315 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2663288068.

The product of its (nonzero) digits is 12960, while the sum is 31.

The spelling of 13316440315 in words is "thirteen billion, three hundred sixteen million, four hundred forty thousand, three hundred fifteen".