916666744013 has 2 divisors, whose sum is σ = 916666744014. Its totient is φ = 916666744012.

The previous prime is 916666743961. The next prime is 916666744027. The reversal of 916666744013 is 310447666619.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 899724337444 + 16942406569 = 948538^2 + 130163^2 .

It is a cyclic number.

It is not a de Polignac number, because 916666744013 - 2²⁴ = 916649966797 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (916666744073) 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, 458333372006 + 458333372007.

It is an arithmetic number, because the mean of its divisors is an integer number (458333372007).

Almost surely, 2^916666744013 is an apocalyptic number.

It is an amenable number.

916666744013 is a deficient number, since it is larger than the sum of its proper divisors (1).

916666744013 is an equidigital number, since it uses as much as digits as its factorization.

916666744013 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3919104, while the sum is 53.

The spelling of 916666744013 in words is "nine hundred sixteen billion, six hundred sixty-six million, seven hundred forty-four thousand, thirteen".