120600666 has 24 divisors (see below), whose sum is σ = 263892564. Its totient is φ = 39801600.

The previous prime is 120600659. The next prime is 120600677. The reversal of 120600666 is 666006021.

It can be written as a sum of positive squares in 2 ways, for example, as 109809441 + 10791225 = 10479^2 + 3285^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 31351 + ... + 34986.

Almost surely, 2^120600666 is an apocalyptic number.

120600666 is an abundant number, since it is smaller than the sum of its proper divisors (143291898).

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

120600666 is a wasteful number, since it uses less digits than its factorization.

120600666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66446 (or 66443 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

The square root of 120600666 is about 10981.8334534813. The cubic root of 120600666 is about 494.0640287007.

Adding to 120600666 its reverse (666006021), we get a palindrome (786606687).

The spelling of 120600666 in words is "one hundred twenty million, six hundred thousand, six hundred sixty-six".