73417507913 has 2 divisors, whose sum is σ = 73417507914. Its totient is φ = 73417507912.

The previous prime is 73417507879. The next prime is 73417507937. The reversal of 73417507913 is 31970571437.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 61579415104 + 11838092809 = 248152^2 + 108803^2 .

It is a cyclic number.

It is not a de Polignac number, because 73417507913 - 2¹⁰ = 73417506889 is a prime.

It is not a weakly prime, because it can be changed into another prime (73417507013) 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, 36708753956 + 36708753957.

It is an arithmetic number, because the mean of its divisors is an integer number (36708753957).

Almost surely, 2^73417507913 is an apocalyptic number.

It is an amenable number.

73417507913 is a deficient number, since it is larger than the sum of its proper divisors (1).

73417507913 is an equidigital number, since it uses as much as digits as its factorization.

73417507913 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 555660, while the sum is 47.

The spelling of 73417507913 in words is "seventy-three billion, four hundred seventeen million, five hundred seven thousand, nine hundred thirteen".