13968157902 has 8 divisors (see below), whose sum is σ = 27936315816. Its totient is φ = 4656052632.

The previous prime is 13968157877. The next prime is 13968157927. The reversal of 13968157902 is 20975186931.

It is an interprime number because it is at equal distance from previous prime (13968157877) and next prime (13968157927).

It is a sphenic number, since it is the product of 3 distinct primes.

13968157902 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1164013153 + ... + 1164013164.

It is an arithmetic number, because the mean of its divisors is an integer number (3492039477).

Almost surely, 2^13968157902 is an apocalyptic number.

13968157902 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13968157902 is a wasteful number, since it uses less digits than its factorization.

13968157902 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2328026322.

The product of its (nonzero) digits is 816480, while the sum is 51.

The spelling of 13968157902 in words is "thirteen billion, nine hundred sixty-eight million, one hundred fifty-seven thousand, nine hundred two".