14495778478 has 16 divisors (see below), whose sum is σ = 21813030720. Its totient is φ = 7224787296.

The previous prime is 14495778463. The next prime is 14495778481. The reversal of 14495778478 is 87487759441.

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, 2543400 + ... + 2549092.

It is an arithmetic number, because the mean of its divisors is an integer number (1363314420).

Almost surely, 2^14495778478 is an apocalyptic number.

14495778478 is a deficient number, since it is larger than the sum of its proper divisors (7317252242).

14495778478 is a wasteful number, since it uses less digits than its factorization.

14495778478 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9531.

The product of its digits is 63221760, while the sum is 64.

The spelling of 14495778478 in words is "fourteen billion, four hundred ninety-five million, seven hundred seventy-eight thousand, four hundred seventy-eight".