94932388721 has 2 divisors, whose sum is σ = 94932388722. Its totient is φ = 94932388720.

The previous prime is 94932388697. The next prime is 94932388723. The reversal of 94932388721 is 12788323949.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 94932388321 + 400 = 308111^2 + 20^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-94932388721 is a prime.

Together with 94932388723, 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 (94932388723) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 47466194360 + 47466194361.

It is an arithmetic number, because the mean of its divisors is an integer number (47466194361).

Almost surely, 2^94932388721 is an apocalyptic number.

It is an amenable number.

94932388721 is a deficient number, since it is larger than the sum of its proper divisors (1).

94932388721 is an equidigital number, since it uses as much as digits as its factorization.

94932388721 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5225472, while the sum is 56.

The spelling of 94932388721 in words is "ninety-four billion, nine hundred thirty-two million, three hundred eighty-eight thousand, seven hundred twenty-one".