16231142299 has 4 divisors (see below), whose sum is σ = 16279306264. Its totient is φ = 16182978336.

The previous prime is 16231142233. The next prime is 16231142339. The reversal of 16231142299 is 99224113261.

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

It is a cyclic number.

It is not a de Polignac number, because 16231142299 - 2¹⁷ = 16231011227 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16231142699) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24081477 + ... + 24082150.

It is an arithmetic number, because the mean of its divisors is an integer number (4069826566).

Almost surely, 2^16231142299 is an apocalyptic number.

16231142299 is a deficient number, since it is larger than the sum of its proper divisors (48163965).

16231142299 is an equidigital number, since it uses as much as digits as its factorization.

16231142299 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48163964.

The product of its digits is 46656, while the sum is 40.

The spelling of 16231142299 in words is "sixteen billion, two hundred thirty-one million, one hundred forty-two thousand, two hundred ninety-nine".