35685494839 has 2 divisors, whose sum is σ = 35685494840. Its totient is φ = 35685494838.

The previous prime is 35685494827. The next prime is 35685494857. The reversal of 35685494839 is 93849458653.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 35685494839 - 2⁷ = 35685494711 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (35685494899) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17842747419 + 17842747420.

It is an arithmetic number, because the mean of its divisors is an integer number (17842747420).

Almost surely, 2^35685494839 is an apocalyptic number.

35685494839 is a deficient number, since it is larger than the sum of its proper divisors (1).

35685494839 is an equidigital number, since it uses as much as digits as its factorization.

35685494839 is an evil number, because the sum of its binary digits is even.

The product of its digits is 111974400, while the sum is 64.

The spelling of 35685494839 in words is "thirty-five billion, six hundred eighty-five million, four hundred ninety-four thousand, eight hundred thirty-nine".