13968743718 has 16 divisors (see below), whose sum is σ = 28692555120. Its totient is φ = 4530403296.

The previous prime is 13968743689. The next prime is 13968743729. The reversal of 13968743718 is 81734786931.

It is a happy number.

It is a Curzon number.

It is a congruent number.

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, 31460913 + ... + 31461356.

It is an arithmetic number, because the mean of its divisors is an integer number (1793284695).

Almost surely, 2^13968743718 is an apocalyptic number.

13968743718 is an abundant number, since it is smaller than the sum of its proper divisors (14723811402).

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

13968743718 is a wasteful number, since it uses less digits than its factorization.

13968743718 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62922311.

The product of its digits is 6096384, while the sum is 57.

The spelling of 13968743718 in words is "thirteen billion, nine hundred sixty-eight million, seven hundred forty-three thousand, seven hundred eighteen".