6632223666 has 16 divisors (see below), whose sum is σ = 13266372864. Its totient is φ = 2210420304.

The previous prime is 6632223649. The next prime is 6632223679. The reversal of 6632223666 is 6663222366.

It is a nude number because it is divisible by every one of its digits.

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 7 ways as a sum of consecutive naturals, for example, 33346 + ... + 119901.

It is an arithmetic number, because the mean of its divisors is an integer number (829148304).

Almost surely, 2^6632223666 is an apocalyptic number.

6632223666 is an abundant number, since it is smaller than the sum of its proper divisors (6634149198).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6632223666 is a wasteful number, since it uses less digits than its factorization.

6632223666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 160465.

The product of its digits is 559872, while the sum is 42.

The square root of 6632223666 is about 81438.4655184514. The cubic root of 6632223666 is about 1878.8252493777.

The spelling of 6632223666 in words is "six billion, six hundred thirty-two million, two hundred twenty-three thousand, six hundred sixty-six".