245949964915264 has 63 divisors (see below), whose sum is σ = 490571632704531. Its totient is φ = 122344596950400.

The previous prime is 245949964915247. The next prime is 245949964915297. The reversal of 245949964915264 is 462519469949542.

The square root of 245949964915264 is 15682792.

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

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, 24966999939 + ... + 24967009789.

Almost surely, 2^{245949964915264} is an apocalyptic number.

245949964915264 is the 15682792-nd square number.

It is an amenable number.

245949964915264 is a deficient number, since it is larger than the sum of its proper divisors (244621667789267).

245949964915264 is an frugal number, since it uses more digits than its factorization.

245949964915264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20112 (or 10052 counting only the distinct ones).

The product of its digits is 6046617600, while the sum is 79.

The spelling of 245949964915264 in words is "two hundred forty-five trillion, nine hundred forty-nine billion, nine hundred sixty-four million, nine hundred fifteen thousand, two hundred sixty-four".