39660982331 has 2 divisors, whose sum is σ = 39660982332. Its totient is φ = 39660982330.

The previous prime is 39660982297. The next prime is 39660982357. The reversal of 39660982331 is 13328906693.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 39660982331 - 2³⁴ = 22481113147 is a prime.

It is a super-2 number, since 2×39660982331² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 39660982331.

It is not a weakly prime, because it can be changed into another prime (39660982931) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19830491165 + 19830491166.

It is an arithmetic number, because the mean of its divisors is an integer number (19830491166).

Almost surely, 2^39660982331 is an apocalyptic number.

39660982331 is a deficient number, since it is larger than the sum of its proper divisors (1).

39660982331 is an equidigital number, since it uses as much as digits as its factorization.

39660982331 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1259712, while the sum is 50.

The spelling of 39660982331 in words is "thirty-nine billion, six hundred sixty million, nine hundred eighty-two thousand, three hundred thirty-one".