13381252569712 has 40 divisors (see below), whose sum is σ = 25935073084800. Its totient is φ = 6688330970880.

The previous prime is 13381252569691. The next prime is 13381252569721. The reversal of 13381252569712 is 21796525218331.

It is a happy number.

It is a congruent number.

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, 876704193 + ... + 876719455.

It is an arithmetic number, because the mean of its divisors is an integer number (648376827120).

Almost surely, 2^{13381252569712} is an apocalyptic number.

It is an amenable number.

13381252569712 is a deficient number, since it is larger than the sum of its proper divisors (12553820515088).

13381252569712 is a wasteful number, since it uses less digits than its factorization.

13381252569712 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30481 (or 30475 counting only the distinct ones).

The product of its digits is 5443200, while the sum is 55.

The spelling of 13381252569712 in words is "thirteen trillion, three hundred eighty-one billion, two hundred fifty-two million, five hundred sixty-nine thousand, seven hundred twelve".