39461796709 has 2 divisors, whose sum is σ = 39461796710. Its totient is φ = 39461796708.

The previous prime is 39461796691. The next prime is 39461796713. The reversal of 39461796709 is 90769716493.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 38277748609 + 1184048100 = 195647^2 + 34410^2 .

It is an emirp because it is prime and its reverse (90769716493) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 39461796709 - 2⁷ = 39461796581 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (39461796769) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19730898354 + 19730898355.

It is an arithmetic number, because the mean of its divisors is an integer number (19730898355).

Almost surely, 2^39461796709 is an apocalyptic number.

It is an amenable number.

39461796709 is a deficient number, since it is larger than the sum of its proper divisors (1).

39461796709 is an equidigital number, since it uses as much as digits as its factorization.

39461796709 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15431472, while the sum is 61.

The spelling of 39461796709 in words is "thirty-nine billion, four hundred sixty-one million, seven hundred ninety-six thousand, seven hundred nine".