659800983 has 32 divisors (see below), whose sum is σ = 920007360. Its totient is φ = 420249600.

The previous prime is 659800963. The next prime is 659800997. The reversal of 659800983 is 389008956.

It is not a de Polignac number, because 659800983 - 2⁵ = 659800951 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (659800943) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2567191 + ... + 2567447.

It is an arithmetic number, because the mean of its divisors is an integer number (28750230).

Almost surely, 2^659800983 is an apocalyptic number.

659800983 is a deficient number, since it is larger than the sum of its proper divisors (260206377).

659800983 is a wasteful number, since it uses less digits than its factorization.

659800983 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 627.

The product of its (nonzero) digits is 466560, while the sum is 48.

The square root of 659800983 is about 25686.5915021826. The cubic root of 659800983 is about 870.5712472407.

The spelling of 659800983 in words is "six hundred fifty-nine million, eight hundred thousand, nine hundred eighty-three".