13441043656 has 48 divisors (see below), whose sum is σ = 26236035540. Its totient is φ = 6455205120.

The previous prime is 13441043639. The next prime is 13441043663. The reversal of 13441043656 is 65634014431.

It can be written as a sum of positive squares in 6 ways, for example, as 8993487556 + 4447556100 = 94834^2 + 66690^2 .

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1320346 + ... + 1330486.

Almost surely, 2^13441043656 is an apocalyptic number.

It is an amenable number.

13441043656 is a deficient number, since it is larger than the sum of its proper divisors (12794991884).

13441043656 is a wasteful number, since it uses less digits than its factorization.

13441043656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10402 (or 10369 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 37.

The spelling of 13441043656 in words is "thirteen billion, four hundred forty-one million, forty-three thousand, six hundred fifty-six".