659604960 has 144 divisors (see below), whose sum is σ = 2572498656. Its totient is φ = 150764544.

The previous prime is 659604943. The next prime is 659604977. The reversal of 659604960 is 69406956.

It is an interprime number because it is at equal distance from previous prime (659604943) and next prime (659604977).

It is a tau number, because it is divible by the number of its divisors (144).

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 22639 + ... + 42798.

It is an arithmetic number, because the mean of its divisors is an integer number (17864574).

Almost surely, 2^659604960 is an apocalyptic number.

659604960 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

659604960 is an abundant number, since it is smaller than the sum of its proper divisors (1912893696).

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

659604960 is a wasteful number, since it uses less digits than its factorization.

659604960 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65465 (or 65454 counting only the distinct ones).

The product of its (nonzero) digits is 349920, while the sum is 45.

The square root of 659604960 is about 25682.7755509408. The cubic root of 659604960 is about 870.4850248319.

The spelling of 659604960 in words is "six hundred fifty-nine million, six hundred four thousand, nine hundred sixty".