14697638398 has 4 divisors (see below), whose sum is σ = 22046457600. Its totient is φ = 7348819198.

The previous prime is 14697638359. The next prime is 14697638413. The reversal of 14697638398 is 89383679641.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 89383679641 = 3911 ⋅22854431.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3674409598 + ... + 3674409601.

It is an arithmetic number, because the mean of its divisors is an integer number (5511614400).

Almost surely, 2^14697638398 is an apocalyptic number.

14697638398 is a deficient number, since it is larger than the sum of its proper divisors (7348819202).

14697638398 is an equidigital number, since it uses as much as digits as its factorization.

14697638398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7348819201.

The product of its digits is 47029248, while the sum is 64.

The spelling of 14697638398 in words is "fourteen billion, six hundred ninety-seven million, six hundred thirty-eight thousand, three hundred ninety-eight".