85988572636 has 12 divisors (see below), whose sum is σ = 150496010560. Its totient is φ = 42989712480.

The previous prime is 85988572589. The next prime is 85988572643. The reversal of 85988572636 is 63627588958.

It is a congruent number.

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, 1100985 + ... + 1176496.

Almost surely, 2^85988572636 is an apocalyptic number.

It is an amenable number.

85988572636 is a deficient number, since it is larger than the sum of its proper divisors (64507437924).

85988572636 is a wasteful number, since it uses less digits than its factorization.

85988572636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2286924 (or 2286922 counting only the distinct ones).

The product of its digits is 174182400, while the sum is 67.

The spelling of 85988572636 in words is "eighty-five billion, nine hundred eighty-eight million, five hundred seventy-two thousand, six hundred thirty-six".