14718768638 has 32 divisors (see below), whose sum is σ = 25654556928. Its totient is φ = 6202785600.

The previous prime is 14718768593. The next prime is 14718768653. The reversal of 14718768638 is 83686781741.

It is a congruent number.

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, 521858 + ... + 549338.

It is an arithmetic number, because the mean of its divisors is an integer number (801704904).

Almost surely, 2^14718768638 is an apocalyptic number.

14718768638 is a deficient number, since it is larger than the sum of its proper divisors (10935788290).

14718768638 is a wasteful number, since it uses less digits than its factorization.

14718768638 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28128.

The product of its digits is 10838016, while the sum is 59.

The spelling of 14718768638 in words is "fourteen billion, seven hundred eighteen million, seven hundred sixty-eight thousand, six hundred thirty-eight".