13501330444553 has 16 divisors (see below), whose sum is σ = 16315037061120. Its totient is φ = 10914322736016.

The previous prime is 13501330444493. The next prime is 13501330444601. The reversal of 13501330444553 is 35544403310531.

It is not a de Polignac number, because 13501330444553 - 2¹⁰ = 13501330443529 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 13501330444553.

It is not an unprimeable number, because it can be changed into a prime (13501330444253) 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, 227579675 + ... + 227638992.

It is an arithmetic number, because the mean of its divisors is an integer number (1019689816320).

Almost surely, 2^{13501330444553} is an apocalyptic number.

It is an amenable number.

13501330444553 is a deficient number, since it is larger than the sum of its proper divisors (2813706616567).

13501330444553 is a wasteful number, since it uses less digits than its factorization.

13501330444553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 455218916.

The product of its (nonzero) digits is 648000, while the sum is 41.

The spelling of 13501330444553 in words is "thirteen trillion, five hundred one billion, three hundred thirty million, four hundred forty-four thousand, five hundred fifty-three".