39242703859 has 2 divisors, whose sum is σ = 39242703860. Its totient is φ = 39242703858.

The previous prime is 39242703853. The next prime is 39242703881. The reversal of 39242703859 is 95830724293.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 39242703859 - 2⁹ = 39242703347 is a prime.

It is not a weakly prime, because it can be changed into another prime (39242703853) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19621351929 + 19621351930.

It is an arithmetic number, because the mean of its divisors is an integer number (19621351930).

Almost surely, 2^39242703859 is an apocalyptic number.

39242703859 is a deficient number, since it is larger than the sum of its proper divisors (1).

39242703859 is an equidigital number, since it uses as much as digits as its factorization.

39242703859 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3265920, while the sum is 52.

The spelling of 39242703859 in words is "thirty-nine billion, two hundred forty-two million, seven hundred three thousand, eight hundred fifty-nine".