16045664017 has 2 divisors, whose sum is σ = 16045664018. Its totient is φ = 16045664016.

The previous prime is 16045663969. The next prime is 16045664021. The reversal of 16045664017 is 71046654061.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 15625250001 + 420414016 = 125001^2 + 20504^2 .

It is a cyclic number.

It is not a de Polignac number, because 16045664017 - 2⁷ = 16045663889 is a prime.

It is not a weakly prime, because it can be changed into another prime (16045664717) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8022832008 + 8022832009.

It is an arithmetic number, because the mean of its divisors is an integer number (8022832009).

Almost surely, 2^16045664017 is an apocalyptic number.

It is an amenable number.

16045664017 is a deficient number, since it is larger than the sum of its proper divisors (1).

16045664017 is an equidigital number, since it uses as much as digits as its factorization.

16045664017 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 120960, while the sum is 40.

The spelling of 16045664017 in words is "sixteen billion, forty-five million, six hundred sixty-four thousand, seventeen".