14731402378 has 32 divisors (see below), whose sum is σ = 27628675200. Its totient is φ = 5723040960.

The previous prime is 14731402349. The next prime is 14731402421. The reversal of 14731402378 is 87320413741.

It is a self number, because there is not a number n which added to its sum of digits gives 14731402378.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 83301 + ... + 190792.

It is an arithmetic number, because the mean of its divisors is an integer number (863396100).

Almost surely, 2^14731402378 is an apocalyptic number.

14731402378 is a deficient number, since it is larger than the sum of its proper divisors (12897272822).

14731402378 is a wasteful number, since it uses less digits than its factorization.

14731402378 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 274462.

The product of its (nonzero) digits is 112896, while the sum is 40.

The spelling of 14731402378 in words is "fourteen billion, seven hundred thirty-one million, four hundred two thousand, three hundred seventy-eight".