85985658958 has 16 divisors (see below), whose sum is σ = 130279732560. Its totient is φ = 42559240000.

The previous prime is 85985658937. The next prime is 85985658989.

85985658958 is nontrivially palindromic in base 10.

It is a congruent number.

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, 1135113 + ... + 1208491.

It is an arithmetic number, because the mean of its divisors is an integer number (8142483285).

Almost surely, 2^85985658958 is an apocalyptic number.

85985658958 is a deficient number, since it is larger than the sum of its proper divisors (44294073602).

85985658958 is a wasteful number, since it uses less digits than its factorization.

85985658958 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79283.

The product of its digits is 1244160000, while the sum is 76.

The spelling of 85985658958 in words is "eighty-five billion, nine hundred eighty-five million, six hundred fifty-eight thousand, nine hundred fifty-eight".