16314665938 has 4 divisors (see below), whose sum is σ = 24471998910. Its totient is φ = 8157332968.

The previous prime is 16314665881. The next prime is 16314665971. The reversal of 16314665938 is 83956641361.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 16292735449 + 21930489 = 127643^2 + 4683^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4078666483 + ... + 4078666486.

Almost surely, 2^16314665938 is an apocalyptic number.

16314665938 is a deficient number, since it is larger than the sum of its proper divisors (8157332972).

16314665938 is an equidigital number, since it uses as much as digits as its factorization.

16314665938 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8157332971.

The product of its digits is 2799360, while the sum is 52.

The spelling of 16314665938 in words is "sixteen billion, three hundred fourteen million, six hundred sixty-five thousand, nine hundred thirty-eight".