985850664 has 32 divisors (see below), whose sum is σ = 2465406720. Its totient is φ = 328512896.

The previous prime is 985850659. The next prime is 985850683. The reversal of 985850664 is 466058589.

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, 126217 + ... + 133799.

It is an arithmetic number, because the mean of its divisors is an integer number (77043960).

Almost surely, 2^985850664 is an apocalyptic number.

It is an amenable number.

985850664 is an abundant number, since it is smaller than the sum of its proper divisors (1479556056).

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

985850664 is a wasteful number, since it uses less digits than its factorization.

985850664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13009 (or 13005 counting only the distinct ones).

The product of its (nonzero) digits is 2073600, while the sum is 51.

The square root of 985850664 is about 31398.2589326224. The cubic root of 985850664 is about 995.2611332823.

The spelling of 985850664 in words is "nine hundred eighty-five million, eight hundred fifty thousand, six hundred sixty-four".