85398214197 has 8 divisors (see below), whose sum is σ = 113874334144. Its totient is φ = 56927118528.

The previous prime is 85398214177. The next prime is 85398214199. The reversal of 85398214197 is 79141289358.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 85398214197 - 2⁶ = 85398214133 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85398214199) 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 in 7 ways as a sum of consecutive naturals, for example, 1216228 + ... + 1284525.

It is an arithmetic number, because the mean of its divisors is an integer number (14234291768).

Almost surely, 2^85398214197 is an apocalyptic number.

It is an amenable number.

85398214197 is a deficient number, since it is larger than the sum of its proper divisors (28476119947).

85398214197 is a wasteful number, since it uses less digits than its factorization.

85398214197 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2512139.

The product of its digits is 4354560, while the sum is 57.

The spelling of 85398214197 in words is "eighty-five billion, three hundred ninety-eight million, two hundred fourteen thousand, one hundred ninety-seven".