13960692736 has 22 divisors (see below), whose sum is σ = 27907754030. Its totient is φ = 6980345856.

The previous prime is 13960692731. The next prime is 13960692761. The reversal of 13960692736 is 63729606931.

It can be written as a sum of positive squares in only one way, i.e., 13212123136 + 748569600 = 114944^2 + 27360^2 .

It is not an unprimeable number, because it can be changed into a prime (13960692731) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6815721 + ... + 6817768.

Almost surely, 2^13960692736 is an apocalyptic number.

13960692736 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

13960692736 is a deficient number, since it is larger than the sum of its proper divisors (13947061294).

13960692736 is an equidigital number, since it uses as much as digits as its factorization.

13960692736 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13633509 (or 13633491 counting only the distinct ones).

The product of its (nonzero) digits is 2204496, while the sum is 52.

The spelling of 13960692736 in words is "thirteen billion, nine hundred sixty million, six hundred ninety-two thousand, seven hundred thirty-six".