13961655472 has 10 divisors (see below), whose sum is σ = 27050707508. Its totient is φ = 6980827728.

The previous prime is 13961655469. The next prime is 13961655497. The reversal of 13961655472 is 27455616931.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 436301718 + ... + 436301749.

Almost surely, 2^13961655472 is an apocalyptic number.

It is an amenable number.

13961655472 is a deficient number, since it is larger than the sum of its proper divisors (13089052036).

13961655472 is an equidigital number, since it uses as much as digits as its factorization.

13961655472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 872603475 (or 872603469 counting only the distinct ones).

The product of its digits is 1360800, while the sum is 49.

The spelling of 13961655472 in words is "thirteen billion, nine hundred sixty-one million, six hundred fifty-five thousand, four hundred seventy-two".