16274202689 has 2 divisors, whose sum is σ = 16274202690. Its totient is φ = 16274202688.

The previous prime is 16274202641. The next prime is 16274202739. The reversal of 16274202689 is 98620247261.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12686192689 + 3588010000 = 112633^2 + 59900^2 .

It is an emirp because it is prime and its reverse (98620247261) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 16274202689 - 2²⁰ = 16273154113 is a prime.

It is not a weakly prime, because it can be changed into another prime (16274208689) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8137101344 + 8137101345.

It is an arithmetic number, because the mean of its divisors is an integer number (8137101345).

Almost surely, 2^16274202689 is an apocalyptic number.

It is an amenable number.

16274202689 is a deficient number, since it is larger than the sum of its proper divisors (1).

16274202689 is an equidigital number, since it uses as much as digits as its factorization.

16274202689 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 580608, while the sum is 47.

The spelling of 16274202689 in words is "sixteen billion, two hundred seventy-four million, two hundred two thousand, six hundred eighty-nine".