16314522491 has 2 divisors, whose sum is σ = 16314522492. Its totient is φ = 16314522490.

The previous prime is 16314522479. The next prime is 16314522527. The reversal of 16314522491 is 19422541361.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-16314522491 is a prime.

It is not a weakly prime, because it can be changed into another prime (16314512491) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8157261245 + 8157261246.

It is an arithmetic number, because the mean of its divisors is an integer number (8157261246).

Almost surely, 2^16314522491 is an apocalyptic number.

16314522491 is a deficient number, since it is larger than the sum of its proper divisors (1).

16314522491 is an equidigital number, since it uses as much as digits as its factorization.

16314522491 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 51840, while the sum is 38.

The spelling of 16314522491 in words is "sixteen billion, three hundred fourteen million, five hundred twenty-two thousand, four hundred ninety-one".