85675257658 has 8 divisors (see below), whose sum is σ = 128520453600. Its totient is φ = 42835106460.

The previous prime is 85675257637. The next prime is 85675257677.

85675257658 is nontrivially palindromic in base 10.

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

It is a super-3 number, since 3×85675257658³ (a number of 34 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 85675257658.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1218438 + ... + 1286833.

It is an arithmetic number, because the mean of its divisors is an integer number (16065056700).

Almost surely, 2^85675257658 is an apocalyptic number.

85675257658 is a deficient number, since it is larger than the sum of its proper divisors (42845195942).

85675257658 is a wasteful number, since it uses less digits than its factorization.

85675257658 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2522372.

The product of its digits is 141120000, while the sum is 64.

The spelling of 85675257658 in words is "eighty-five billion, six hundred seventy-five million, two hundred fifty-seven thousand, six hundred fifty-eight".