660600652 has 48 divisors (see below), whose sum is σ = 1202497632. Its totient is φ = 317399040.

The previous prime is 660600601. The next prime is 660600653. The reversal of 660600652 is 256006066.

It is not an unprimeable number, because it can be changed into a prime (660600653) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2350752 + ... + 2351032.

It is an arithmetic number, because the mean of its divisors is an integer number (25052034).

Almost surely, 2^660600652 is an apocalyptic number.

It is an amenable number.

660600652 is a deficient number, since it is larger than the sum of its proper divisors (541896980).

660600652 is a wasteful number, since it uses less digits than its factorization.

660600652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 538 (or 536 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 31.

The square root of 660600652 is about 25702.1526724903. The cubic root of 660600652 is about 870.9228117261.

The spelling of 660600652 in words is "six hundred sixty million, six hundred thousand, six hundred fifty-two".