39768232241 has 2 divisors, whose sum is σ = 39768232242. Its totient is φ = 39768232240.

The previous prime is 39768232223. The next prime is 39768232261. The reversal of 39768232241 is 14223286793.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 36977751616 + 2790480625 = 192296^2 + 52825^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-39768232241 is a prime.

It is a super-2 number, since 2×39768232241² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (39768232211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19884116120 + 19884116121.

It is an arithmetic number, because the mean of its divisors is an integer number (19884116121).

Almost surely, 2^39768232241 is an apocalyptic number.

It is an amenable number.

39768232241 is a deficient number, since it is larger than the sum of its proper divisors (1).

39768232241 is an equidigital number, since it uses as much as digits as its factorization.

39768232241 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 870912, while the sum is 47.

The spelling of 39768232241 in words is "thirty-nine billion, seven hundred sixty-eight million, two hundred thirty-two thousand, two hundred forty-one".