6668146802 has 16 divisors (see below), whose sum is σ = 10174235712. Its totient is φ = 3276821520.

The previous prime is 6668146801. The next prime is 6668146873. The reversal of 6668146802 is 2086418666.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (6668146801) 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, 137993 + ... + 179939.

It is an arithmetic number, because the mean of its divisors is an integer number (635889732).

Almost surely, 2^6668146802 is an apocalyptic number.

6668146802 is a deficient number, since it is larger than the sum of its proper divisors (3506088910).

6668146802 is a wasteful number, since it uses less digits than its factorization.

6668146802 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43313.

The product of its (nonzero) digits is 663552, while the sum is 47.

The square root of 6668146802 is about 81658.7215305261. The cubic root of 6668146802 is about 1882.2113335228.

The spelling of 6668146802 in words is "six billion, six hundred sixty-eight million, one hundred forty-six thousand, eight hundred two".