39660982297 has 2 divisors, whose sum is σ = 39660982298. Its totient is φ = 39660982296.

The previous prime is 39660982237. The next prime is 39660982331. The reversal of 39660982297 is 79228906693.

39660982297 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 38917820176 + 743162121 = 197276^2 + 27261^2 .

It is a cyclic number.

It is not a de Polignac number, because 39660982297 - 2¹⁹ = 39660458009 is a prime.

It is not a weakly prime, because it can be changed into another prime (39660982217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19830491148 + 19830491149.

It is an arithmetic number, because the mean of its divisors is an integer number (19830491149).

Almost surely, 2^39660982297 is an apocalyptic number.

It is an amenable number.

39660982297 is a deficient number, since it is larger than the sum of its proper divisors (1).

39660982297 is an equidigital number, since it uses as much as digits as its factorization.

39660982297 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 17635968, while the sum is 61.

The spelling of 39660982297 in words is "thirty-nine billion, six hundred sixty million, nine hundred eighty-two thousand, two hundred ninety-seven".