13253994676 has 18 divisors (see below), whose sum is σ = 25115929062. Its totient is φ = 6117228000.

The previous prime is 13253994667. The next prime is 13253994679. The reversal of 13253994676 is 67649935231.

It can be written as a sum of positive squares in 3 ways, for example, as 72658576 + 13181336100 = 8524^2 + 114810^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13253994679) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 9802575 + ... + 9803926.

Almost surely, 2^13253994676 is an apocalyptic number.

It is an amenable number.

13253994676 is a deficient number, since it is larger than the sum of its proper divisors (11861934386).

13253994676 is a wasteful number, since it uses less digits than its factorization.

13253994676 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19606531 (or 19606516 counting only the distinct ones).

The product of its digits is 7348320, while the sum is 55.

It can be divided in two parts, 1325 and 3994676, that added together give a square (3996001 = 1999²).

The spelling of 13253994676 in words is "thirteen billion, two hundred fifty-three million, nine hundred ninety-four thousand, six hundred seventy-six".