13260625553 has 16 divisors (see below), whose sum is σ = 15333396480. Its totient is φ = 11233236816.

The previous prime is 13260625523. The next prime is 13260625561. The reversal of 13260625553 is 35552606231.

It is a cyclic number.

It is not a de Polignac number, because 13260625553 - 2⁸ = 13260625297 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13260625513) 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, 171776 + ... + 236702.

It is an arithmetic number, because the mean of its divisors is an integer number (958337280).

Almost surely, 2^13260625553 is an apocalyptic number.

It is an amenable number.

13260625553 is a deficient number, since it is larger than the sum of its proper divisors (2072770927).

13260625553 is a wasteful number, since it uses less digits than its factorization.

13260625553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65276.

The product of its (nonzero) digits is 162000, while the sum is 38.

The spelling of 13260625553 in words is "thirteen billion, two hundred sixty million, six hundred twenty-five thousand, five hundred fifty-three".