96870976661729 has 2 divisors, whose sum is σ = 96870976661730. Its totient is φ = 96870976661728.

The previous prime is 96870976661689. The next prime is 96870976661731. The reversal of 96870976661729 is 92716667907869.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 95495404230625 + 1375572431104 = 9772175^2 + 1172848^2 .

It is a cyclic number.

It is not a de Polignac number, because 96870976661729 - 2²⁴ = 96870959884513 is a prime.

It is a super-2 number, since 2×96870976661729² (a number of 29 digits) contains 22 as substring.

Together with 96870976661731, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (96870976661759) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48435488330864 + 48435488330865.

It is an arithmetic number, because the mean of its divisors is an integer number (48435488330865).

Almost surely, 2^{96870976661729} is an apocalyptic number.

It is an amenable number.

96870976661729 is a deficient number, since it is larger than the sum of its proper divisors (1).

96870976661729 is an equidigital number, since it uses as much as digits as its factorization.

96870976661729 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5184974592, while the sum is 83.

The spelling of 96870976661729 in words is "ninety-six trillion, eight hundred seventy billion, nine hundred seventy-six million, six hundred sixty-one thousand, seven hundred twenty-nine".