608985974856 has 64 divisors (see below), whose sum is σ = 1769450803200. Its totient is φ = 171046905408.

The previous prime is 608985974813. The next prime is 608985974897. The reversal of 608985974856 is 658479589806.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30709720 + ... + 30729543.

It is an arithmetic number, because the mean of its divisors is an integer number (27647668800).

Almost surely, 2^608985974856 is an apocalyptic number.

It is an amenable number.

608985974856 is an abundant number, since it is smaller than the sum of its proper divisors (1160464828344).

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

608985974856 is a wasteful number, since it uses less digits than its factorization.

608985974856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61439338 (or 61439334 counting only the distinct ones).

The product of its (nonzero) digits is 1045094400, while the sum is 75.

The spelling of 608985974856 in words is "six hundred eight billion, nine hundred eighty-five million, nine hundred seventy-four thousand, eight hundred fifty-six".