91716713401 has 2 divisors, whose sum is σ = 91716713402. Its totient is φ = 91716713400.

The previous prime is 91716713377. The next prime is 91716713443. The reversal of 91716713401 is 10431761719.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 70944986025 + 20771727376 = 266355^2 + 144124^2 .

It is a cyclic number.

It is not a de Polignac number, because 91716713401 - 2¹⁷ = 91716582329 is a prime.

It is not a weakly prime, because it can be changed into another prime (91716713461) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 45858356700 + 45858356701.

It is an arithmetic number, because the mean of its divisors is an integer number (45858356701).

Almost surely, 2^91716713401 is an apocalyptic number.

It is an amenable number.

91716713401 is a deficient number, since it is larger than the sum of its proper divisors (1).

91716713401 is an equidigital number, since it uses as much as digits as its factorization.

91716713401 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 31752, while the sum is 40.

The spelling of 91716713401 in words is "ninety-one billion, seven hundred sixteen million, seven hundred thirteen thousand, four hundred one".