13551265364361 has 64 divisors (see below), whose sum is σ = 18748490342400. Its totient is φ = 8699698826496.

The previous prime is 13551265364353. The next prime is 13551265364381. The reversal of 13551265364361 is 16346356215531.

13551265364361 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 13551265364361 - 2³ = 13551265364353 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (13551265364381) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 5328848656 + ... + 5328851198.

It is an arithmetic number, because the mean of its divisors is an integer number (292945161600).

Almost surely, 2^{13551265364361} is an apocalyptic number.

It is an amenable number.

13551265364361 is a deficient number, since it is larger than the sum of its proper divisors (5197224978039).

13551265364361 is a wasteful number, since it uses less digits than its factorization.

13551265364361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3878.

The product of its digits is 5832000, while the sum is 51.

The spelling of 13551265364361 in words is "thirteen trillion, five hundred fifty-one billion, two hundred sixty-five million, three hundred sixty-four thousand, three hundred sixty-one".