6666680762 has 16 divisors (see below), whose sum is σ = 11585153472. Its totient is φ = 2818009440.

The previous prime is 6666680717. The next prime is 6666680791. The reversal of 6666680762 is 2670866666.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3260564 + ... + 3262607.

It is an arithmetic number, because the mean of its divisors is an integer number (724072092).

Almost surely, 2^6666680762 is an apocalyptic number.

6666680762 is a deficient number, since it is larger than the sum of its proper divisors (4918472710).

6666680762 is a wasteful number, since it uses less digits than its factorization.

6666680762 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6523253.

The product of its (nonzero) digits is 5225472, while the sum is 53.

The square root of 6666680762 is about 81649.7444086630. The cubic root of 6666680762 is about 1882.0733841828.

The spelling of 6666680762 in words is "six billion, six hundred sixty-six million, six hundred eighty thousand, seven hundred sixty-two".