659470660 has 12 divisors (see below), whose sum is σ = 1384888428. Its totient is φ = 263788256.

The previous prime is 659470631. The next prime is 659470663. The reversal of 659470660 is 66074956.

659470660 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 474891264 + 184579396 = 21792^2 + 13586^2 .

It is not an unprimeable number, because it can be changed into a prime (659470663) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16486747 + ... + 16486786.

It is an arithmetic number, because the mean of its divisors is an integer number (115407369).

Almost surely, 2^659470660 is an apocalyptic number.

It is an amenable number.

659470660 is an abundant number, since it is smaller than the sum of its proper divisors (725417768).

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

659470660 is a wasteful number, since it uses less digits than its factorization.

659470660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32973542 (or 32973540 counting only the distinct ones).

The product of its (nonzero) digits is 272160, while the sum is 43.

The square root of 659470660 is about 25680.1608250416. The cubic root of 659470660 is about 870.4259419560.

The spelling of 659470660 in words is "six hundred fifty-nine million, four hundred seventy thousand, six hundred sixty".