13261740004615 has 16 divisors (see below), whose sum is σ = 17141682456576. Its totient is φ = 9820755568800.

The previous prime is 13261740004607. The next prime is 13261740004619. The reversal of 13261740004615 is 51640004716231.

It is not a de Polignac number, because 13261740004615 - 2³ = 13261740004607 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13261740004619) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1859988021 + ... + 1859995150.

It is an arithmetic number, because the mean of its divisors is an integer number (1071355153536).

Almost surely, 2^{13261740004615} is an apocalyptic number.

13261740004615 is a deficient number, since it is larger than the sum of its proper divisors (3879942451961).

13261740004615 is a wasteful number, since it uses less digits than its factorization.

13261740004615 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3719983230.

The product of its (nonzero) digits is 120960, while the sum is 40.

The spelling of 13261740004615 in words is "thirteen trillion, two hundred sixty-one billion, seven hundred forty million, four thousand, six hundred fifteen".