39252245839 has 2 divisors, whose sum is σ = 39252245840. Its totient is φ = 39252245838.

The previous prime is 39252245827. The next prime is 39252245881. The reversal of 39252245839 is 93854225293.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 39252245839 - 2¹¹ = 39252243791 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (39252245899) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19626122919 + 19626122920.

It is an arithmetic number, because the mean of its divisors is an integer number (19626122920).

Almost surely, 2^39252245839 is an apocalyptic number.

39252245839 is a deficient number, since it is larger than the sum of its proper divisors (1).

39252245839 is an equidigital number, since it uses as much as digits as its factorization.

39252245839 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4665600, while the sum is 52.

The spelling of 39252245839 in words is "thirty-nine billion, two hundred fifty-two million, two hundred forty-five thousand, eight hundred thirty-nine".