2239236902464 has 63 divisors (see below), whose sum is σ = 4720671659857. Its totient is φ = 1053662772224.

The previous prime is 2239236902459. The next prime is 2239236902491. The reversal of 2239236902464 is 4642096329322.

The square root of 2239236902464 is 1496408.

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

It can be written as a sum of positive squares in only one way, i.e., 1743350529600 + 495886372864 = 1320360^2 + 704192^2 .

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 203505987 + ... + 203516989.

Almost surely, 2^{2239236902464} is an apocalyptic number.

2239236902464 is the 1496408-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2239236902464

2239236902464 is an abundant number, since it is smaller than the sum of its proper divisors (2481434757393).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2239236902464 is an frugal number, since it uses more digits than its factorization.

2239236902464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22052 (or 11022 counting only the distinct ones).

The product of its (nonzero) digits is 6718464, while the sum is 52.

The spelling of 2239236902464 in words is "two trillion, two hundred thirty-nine billion, two hundred thirty-six million, nine hundred two thousand, four hundred sixty-four".