14467978738 has 16 divisors (see below), whose sum is σ = 21792805056. Its totient is φ = 7203731920.

The previous prime is 14467978717. The next prime is 14467978747. The reversal of 14467978738 is 83787976441.

14467978738 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 14467978738.

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, 2613033 + ... + 2618563.

It is an arithmetic number, because the mean of its divisors is an integer number (1362050316).

Almost surely, 2^14467978738 is an apocalyptic number.

14467978738 is a deficient number, since it is larger than the sum of its proper divisors (7324826318).

14467978738 is a wasteful number, since it uses less digits than its factorization.

14467978738 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10769.

The product of its digits is 56899584, while the sum is 64.

The spelling of 14467978738 in words is "fourteen billion, four hundred sixty-seven million, nine hundred seventy-eight thousand, seven hundred thirty-eight".