660268132 has 12 divisors (see below), whose sum is σ = 1192742656. Its totient is φ = 319484520.

The previous prime is 660268109. The next prime is 660268157. The reversal of 660268132 is 231862066.

It is a happy number.

660268132 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×660268132² = 871908012269538848, which contains 22 as substring.

It is a hoax number, since the sum of its digits (34) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2662248 + ... + 2662495.

Almost surely, 2^660268132 is an apocalyptic number.

660268132 is a gapful number since it is divisible by the number (62) formed by its first and last digit.

It is an amenable number.

660268132 is a deficient number, since it is larger than the sum of its proper divisors (532474524).

660268132 is a wasteful number, since it uses less digits than its factorization.

660268132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5324778 (or 5324776 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 34.

The square root of 660268132 is about 25695.6831393913. The cubic root of 660268132 is about 870.7766579407.

The spelling of 660268132 in words is "six hundred sixty million, two hundred sixty-eight thousand, one hundred thirty-two".