6221060066 has 16 divisors (see below), whose sum is σ = 10578321600. Its totient is φ = 2720139408.

The previous prime is 6221060059. The next prime is 6221060071. The reversal of 6221060066 is 6600601226.

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, 6296126 + ... + 6297113.

It is an arithmetic number, because the mean of its divisors is an integer number (661145100).

Almost surely, 2^6221060066 is an apocalyptic number.

6221060066 is a deficient number, since it is larger than the sum of its proper divisors (4357261534).

6221060066 is a wasteful number, since it uses less digits than its factorization.

6221060066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12593273.

The product of its (nonzero) digits is 5184, while the sum is 29.

The square root of 6221060066 is about 78873.6969210902. The cubic root of 6221060066 is about 1839.1682663777.

The spelling of 6221060066 in words is "six billion, two hundred twenty-one million, sixty thousand, sixty-six".