16324265857 has 2 divisors, whose sum is σ = 16324265858. Its totient is φ = 16324265856.

The previous prime is 16324265833. The next prime is 16324265869. The reversal of 16324265857 is 75856242361.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10645286976 + 5678978881 = 103176^2 + 75359^2 .

It is a cyclic number.

It is not a de Polignac number, because 16324265857 - 2¹⁹ = 16323741569 is a prime.

It is a super-3 number, since 3×16324265857³ (a number of 32 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 16324265857.

It is not a weakly prime, because it can be changed into another prime (16324265887) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8162132928 + 8162132929.

It is an arithmetic number, because the mean of its divisors is an integer number (8162132929).

Almost surely, 2^16324265857 is an apocalyptic number.

It is an amenable number.

16324265857 is a deficient number, since it is larger than the sum of its proper divisors (1).

16324265857 is an equidigital number, since it uses as much as digits as its factorization.

16324265857 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2419200, while the sum is 49.

The spelling of 16324265857 in words is "sixteen billion, three hundred twenty-four million, two hundred sixty-five thousand, eight hundred fifty-seven".