85229398398 has 16 divisors (see below), whose sum is σ = 175065791760. Its totient is φ = 27641966976.

The previous prime is 85229398381. The next prime is 85229398403. The reversal of 85229398398 is 89389392258.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 191957883 + ... + 191958326.

It is an arithmetic number, because the mean of its divisors is an integer number (10941611985).

Almost surely, 2^85229398398 is an apocalyptic number.

85229398398 is an abundant number, since it is smaller than the sum of its proper divisors (89836393362).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

85229398398 is a wasteful number, since it uses less digits than its factorization.

85229398398 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 383916251.

The product of its digits is 67184640, while the sum is 66.

The spelling of 85229398398 in words is "eighty-five billion, two hundred twenty-nine million, three hundred ninety-eight thousand, three hundred ninety-eight".