85285322358258 has 32 divisors (see below), whose sum is σ = 186289241624640. Its totient is φ = 25814568375360.

The previous prime is 85285322358221. The next prime is 85285322358259.

85285322358258 is nontrivially palindromic in base 10.

It is a Harshad number since it is a multiple of its sum of digits (66).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (85285322358259) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 736659253 + ... + 736775016.

It is an arithmetic number, because the mean of its divisors is an integer number (5821538800770).

Almost surely, 2^{85285322358258} is an apocalyptic number.

85285322358258 is an abundant number, since it is smaller than the sum of its proper divisors (101003919266382).

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

85285322358258 is a wasteful number, since it uses less digits than its factorization.

85285322358258 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1473435162.

The product of its digits is 368640000, while the sum is 66.

The spelling of 85285322358258 in words is "eighty-five trillion, two hundred eighty-five billion, three hundred twenty-two million, three hundred fifty-eight thousand, two hundred fifty-eight".