7686133660 has 24 divisors (see below), whose sum is σ = 16335352656. Its totient is φ = 3037411200.

The previous prime is 7686133607. The next prime is 7686133661. The reversal of 7686133660 is 663316867.

It is a self number, because there is not a number n which added to its sum of digits gives 7686133660.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7686133661) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2313441 + ... + 2316760.

It is an arithmetic number, because the mean of its divisors is an integer number (680639694).

Almost surely, 2^7686133660 is an apocalyptic number.

It is an amenable number.

7686133660 is an abundant number, since it is smaller than the sum of its proper divisors (8649218996).

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

7686133660 is a wasteful number, since it uses less digits than its factorization.

7686133660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4630293 (or 4630291 counting only the distinct ones).

The product of its (nonzero) digits is 653184, while the sum is 46.

The square root of 7686133660 is about 87670.5974657410. The cubic root of 7686133660 is about 1973.4947595020.

The spelling of 7686133660 in words is "seven billion, six hundred eighty-six million, one hundred thirty-three thousand, six hundred sixty".