16731537314 has 4 divisors (see below), whose sum is σ = 25097305974. Its totient is φ = 8365768656.

The previous prime is 16731537311. The next prime is 16731537331. The reversal of 16731537314 is 41373513761.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 41373513761 = 149 ⋅277674589.

It can be written as a sum of positive squares in only one way, i.e., 15061425625 + 1670111689 = 122725^2 + 40867^2 .

It is not an unprimeable number, because it can be changed into a prime (16731537311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4182884327 + ... + 4182884330.

Almost surely, 2^16731537314 is an apocalyptic number.

16731537314 is a deficient number, since it is larger than the sum of its proper divisors (8365768660).

16731537314 is an equidigital number, since it uses as much as digits as its factorization.

16731537314 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8365768659.

The product of its digits is 158760, while the sum is 41.

The spelling of 16731537314 in words is "sixteen billion, seven hundred thirty-one million, five hundred thirty-seven thousand, three hundred fourteen".