13663526312 has 32 divisors (see below), whose sum is σ = 25945617600. Its totient is φ = 6745035264.

The previous prime is 13663526293. The next prime is 13663526323. The reversal of 13663526312 is 21362536631.

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, 304133 + ... + 346155.

It is an arithmetic number, because the mean of its divisors is an integer number (810800550).

Almost surely, 2^13663526312 is an apocalyptic number.

It is an amenable number.

13663526312 is a deficient number, since it is larger than the sum of its proper divisors (12282091288).

13663526312 is a wasteful number, since it uses less digits than its factorization.

13663526312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42545 (or 42541 counting only the distinct ones).

The product of its digits is 116640, while the sum is 38.

The spelling of 13663526312 in words is "thirteen billion, six hundred sixty-three million, five hundred twenty-six thousand, three hundred twelve".