85398214199 has 2 divisors, whose sum is σ = 85398214200. Its totient is φ = 85398214198.

The previous prime is 85398214177. The next prime is 85398214219. The reversal of 85398214199 is 99141289358.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 85398214199 - 2²⁸ = 85129778743 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (85398514199) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42699107099 + 42699107100.

It is an arithmetic number, because the mean of its divisors is an integer number (42699107100).

Almost surely, 2^85398214199 is an apocalyptic number.

85398214199 is a deficient number, since it is larger than the sum of its proper divisors (1).

85398214199 is an equidigital number, since it uses as much as digits as its factorization.

85398214199 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5598720, while the sum is 59.

The spelling of 85398214199 in words is "eighty-five billion, three hundred ninety-eight million, two hundred fourteen thousand, one hundred ninety-nine".