13825631313256 has 32 divisors (see below), whose sum is σ = 30068537192640. Its totient is φ = 5836833687168.

The previous prime is 13825631313227. The next prime is 13825631313293. The reversal of 13825631313256 is 65231313652831.

It is a super-2 number, since 2×13825631313256² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1842431125 + ... + 1842438628.

It is an arithmetic number, because the mean of its divisors is an integer number (939641787270).

Almost surely, 2^{13825631313256} is an apocalyptic number.

It is an amenable number.

13825631313256 is an abundant number, since it is smaller than the sum of its proper divisors (16242905879384).

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

13825631313256 is a wasteful number, since it uses less digits than its factorization.

13825631313256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3684869833 (or 3684869829 counting only the distinct ones).

The product of its digits is 2332800, while the sum is 49.

The spelling of 13825631313256 in words is "thirteen trillion, eight hundred twenty-five billion, six hundred thirty-one million, three hundred thirteen thousand, two hundred fifty-six".