39880676933 has 2 divisors, whose sum is σ = 39880676934. Its totient is φ = 39880676932.

The previous prime is 39880676897. The next prime is 39880676987. The reversal of 39880676933 is 33967608893.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 22367595364 + 17513081569 = 149558^2 + 132337^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-39880676933 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (39880670933) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19940338466 + 19940338467.

It is an arithmetic number, because the mean of its divisors is an integer number (19940338467).

Almost surely, 2^39880676933 is an apocalyptic number.

It is an amenable number.

39880676933 is a deficient number, since it is larger than the sum of its proper divisors (1).

39880676933 is an equidigital number, since it uses as much as digits as its factorization.

39880676933 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 35271936, while the sum is 62.

The spelling of 39880676933 in words is "thirty-nine billion, eight hundred eighty million, six hundred seventy-six thousand, nine hundred thirty-three".