96315166721 has 2 divisors, whose sum is σ = 96315166722. Its totient is φ = 96315166720.

The previous prime is 96315166679. The next prime is 96315166771. The reversal of 96315166721 is 12766151369.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 89243197696 + 7071969025 = 298736^2 + 84095^2 .

It is a cyclic number.

It is not a de Polignac number, because 96315166721 - 2⁶ = 96315166657 is a prime.

It is a super-2 number, since 2×96315166721² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (96315166771) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48157583360 + 48157583361.

It is an arithmetic number, because the mean of its divisors is an integer number (48157583361).

Almost surely, 2^96315166721 is an apocalyptic number.

It is an amenable number.

96315166721 is a deficient number, since it is larger than the sum of its proper divisors (1).

96315166721 is an equidigital number, since it uses as much as digits as its factorization.

96315166721 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 408240, while the sum is 47.

The spelling of 96315166721 in words is "ninety-six billion, three hundred fifteen million, one hundred sixty-six thousand, seven hundred twenty-one".