85345686258 has 32 divisors (see below), whose sum is σ = 195450330240. Its totient is φ = 24337672320.

The previous prime is 85345686241. The next prime is 85345686259. The reversal of 85345686258 is 85268654358.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (85345686259) 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, 1928253 + ... + 1972016.

It is an arithmetic number, because the mean of its divisors is an integer number (6107822820).

Almost surely, 2^85345686258 is an apocalyptic number.

85345686258 is an abundant number, since it is smaller than the sum of its proper divisors (110104643982).

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

85345686258 is a wasteful number, since it uses less digits than its factorization.

85345686258 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3900802.

The product of its digits is 55296000, while the sum is 60.

The spelling of 85345686258 in words is "eighty-five billion, three hundred forty-five million, six hundred eighty-six thousand, two hundred fifty-eight".