85266866258 has 16 divisors (see below), whose sum is σ = 146182506624. Its totient is φ = 36540258720.

The previous prime is 85266866249. The next prime is 85266866261.

85266866258 is nontrivially palindromic in base 10.

It is a self number, because there is not a number n which added to its sum of digits gives 85266866258.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19838 + ... + 413433.

It is an arithmetic number, because the mean of its divisors is an integer number (9136406664).

Almost surely, 2^85266866258 is an apocalyptic number.

85266866258 is a deficient number, since it is larger than the sum of its proper divisors (60915640366).

85266866258 is a wasteful number, since it uses less digits than its factorization.

85266866258 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 447337.

The product of its digits is 66355200, while the sum is 62.

The spelling of 85266866258 in words is "eighty-five billion, two hundred sixty-six million, eight hundred sixty-six thousand, two hundred fifty-eight".