14718904428 has 12 divisors (see below), whose sum is σ = 34344110360. Its totient is φ = 4906301472.

The previous prime is 14718904397. The next prime is 14718904469. The reversal of 14718904428 is 82440981741.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×14718904428² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 613287673 + ... + 613287696.

Almost surely, 2^14718904428 is an apocalyptic number.

It is an amenable number.

14718904428 is an abundant number, since it is smaller than the sum of its proper divisors (19625205932).

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

14718904428 is a wasteful number, since it uses less digits than its factorization.

14718904428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1226575376 (or 1226575374 counting only the distinct ones).

The product of its (nonzero) digits is 516096, while the sum is 48.

The spelling of 14718904428 in words is "fourteen billion, seven hundred eighteen million, nine hundred four thousand, four hundred twenty-eight".