6612622066 has 8 divisors (see below), whose sum is σ = 9924189660. Its totient is φ = 3304558848.

The previous prime is 6612622033. The next prime is 6612622109. The reversal of 6612622066 is 6602262166.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 6322635225 + 289986841 = 79515^2 + 17029^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 871371 + ... + 878926.

Almost surely, 2^6612622066 is an apocalyptic number.

6612622066 is a deficient number, since it is larger than the sum of its proper divisors (3311567594).

6612622066 is a wasteful number, since it uses less digits than its factorization.

6612622066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1752188.

The product of its (nonzero) digits is 62208, while the sum is 37.

The square root of 6612622066 is about 81318.0303868705. The cubic root of 6612622066 is about 1876.9724609128.

The spelling of 6612622066 in words is "six billion, six hundred twelve million, six hundred twenty-two thousand, sixty-six".