8006646290 has 32 divisors (see below), whose sum is σ = 14688086400. Its totient is φ = 3141880704.

The previous prime is 8006646289. The next prime is 8006646343. The reversal of 8006646290 is 926466008.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 73886 + ... + 146534.

It is an arithmetic number, because the mean of its divisors is an integer number (459002700).

Almost surely, 2^8006646290 is an apocalyptic number.

8006646290 is a deficient number, since it is larger than the sum of its proper divisors (6681440110).

8006646290 is a wasteful number, since it uses less digits than its factorization.

8006646290 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72866.

The product of its (nonzero) digits is 124416, while the sum is 41.

The square root of 8006646290 is about 89479.8652770555. The cubic root of 8006646290 is about 2000.5537041917.

The spelling of 8006646290 in words is "eight billion, six million, six hundred forty-six thousand, two hundred ninety".