14498444138 has 4 divisors (see below), whose sum is σ = 21747666210. Its totient is φ = 7249222068.

The previous prime is 14498444137. The next prime is 14498444153. The reversal of 14498444138 is 83144489441.

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., 8253177409 + 6245266729 = 90847^2 + 79027^2 .

It is not an unprimeable number, because it can be changed into a prime (14498444131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3624611033 + ... + 3624611036.

Almost surely, 2^14498444138 is an apocalyptic number.

14498444138 is a deficient number, since it is larger than the sum of its proper divisors (7249222072).

14498444138 is an equidigital number, since it uses as much as digits as its factorization.

14498444138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7249222071.

The product of its digits is 1769472, while the sum is 50.

The spelling of 14498444138 in words is "fourteen billion, four hundred ninety-eight million, four hundred forty-four thousand, one hundred thirty-eight".