13558125522496 has 21 divisors (see below), whose sum is σ = 26904463787739. Its totient is φ = 6779048032704.

The previous prime is 13558125522493. The next prime is 13558125522559. The reversal of 13558125522496 is 69422552185531.

It is a happy number.

The square root of 13558125522496 is 3682136.

It is a perfect power (a square), and thus also a powerful number.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 13558125522496.

It is not an unprimeable number, because it can be changed into a prime (13558125522493) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 29226955 + ... + 29687221.

Almost surely, 2^{13558125522496} is an apocalyptic number.

13558125522496 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

13558125522496 is the 3682136-th square number.

It is an amenable number.

13558125522496 is a deficient number, since it is larger than the sum of its proper divisors (13346338265243).

13558125522496 is an frugal number, since it uses more digits than its factorization.

13558125522496 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 920546 (or 460269 counting only the distinct ones).

The product of its digits is 25920000, while the sum is 58.

The spelling of 13558125522496 in words is "thirteen trillion, five hundred fifty-eight billion, one hundred twenty-five million, five hundred twenty-two thousand, four hundred ninety-six".