13590002077444 has 81 divisors (see below), whose sum is σ = 26133560318271. Its totient is φ = 6180869647680.

The previous prime is 13590002077429. The next prime is 13590002077447. The reversal of 13590002077444 is 44477020009531.

The square root of 13590002077444 is 3686462.

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

It can be written as a sum of positive squares in 4 ways, for example, as 9838497943044 + 3751504134400 = 3136638^2 + 1936880^2 .

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 13590002077394 and 13590002077403.

It is not an unprimeable number, because it can be changed into a prime (13590002077447) by changing a digit.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 6805207854 + ... + 6805209850.

Almost surely, 2^{13590002077444} is an apocalyptic number.

13590002077444 is the 3686462-nd square number.

It is an amenable number.

13590002077444 is a deficient number, since it is larger than the sum of its proper divisors (12543558240827).

13590002077444 is an frugal number, since it uses more digits than its factorization.

13590002077444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4166 (or 2083 counting only the distinct ones).

The product of its (nonzero) digits is 846720, while the sum is 46.

The spelling of 13590002077444 in words is "thirteen trillion, five hundred ninety billion, two million, seventy-seven thousand, four hundred forty-four".