13265880015 has 16 divisors (see below), whose sum is σ = 21227084928. Its totient is φ = 7074577056.

The previous prime is 13265879911. The next prime is 13265880059. The reversal of 13265880015 is 51008856231.

It is not a de Polignac number, because 13265880015 - 2⁹ = 13265879503 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 222412 + ... + 275678.

It is an arithmetic number, because the mean of its divisors is an integer number (1326692808).

Almost surely, 2^13265880015 is an apocalyptic number.

13265880015 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

13265880015 is a deficient number, since it is larger than the sum of its proper divisors (7961204913).

13265880015 is a wasteful number, since it uses less digits than its factorization.

13265880015 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69878.

The product of its (nonzero) digits is 57600, while the sum is 39.

The spelling of 13265880015 in words is "thirteen billion, two hundred sixty-five million, eight hundred eighty thousand, fifteen".