45965644817 has 2 divisors, whose sum is σ = 45965644818. Its totient is φ = 45965644816.

The previous prime is 45965644789. The next prime is 45965644841. The reversal of 45965644817 is 71844656954.

It is a happy number.

It is a Cunningham number, because it is equal to 214396²+1.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 45965644816 + 1 = 214396^2 + 1^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-45965644817 is a prime.

It is a super-2 number, since 2×45965644817² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (45965644217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22982822408 + 22982822409.

It is an arithmetic number, because the mean of its divisors is an integer number (22982822409).

Almost surely, 2^45965644817 is an apocalyptic number.

It is an amenable number.

45965644817 is a deficient number, since it is larger than the sum of its proper divisors (1).

45965644817 is an equidigital number, since it uses as much as digits as its factorization.

45965644817 is an evil number, because the sum of its binary digits is even.

The product of its digits is 29030400, while the sum is 59.

The spelling of 45965644817 in words is "forty-five billion, nine hundred sixty-five million, six hundred forty-four thousand, eight hundred seventeen".