4227168666 has 32 divisors (see below), whose sum is σ = 10082193408. Its totient is φ = 1155250800.

The previous prime is 4227168661. The next prime is 4227168691. The reversal of 4227168666 is 6668617224.

It is not an unprimeable number, because it can be changed into a prime (4227168661) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2187010 + ... + 2188941.

It is an arithmetic number, because the mean of its divisors is an integer number (315068544).

Almost surely, 2^4227168666 is an apocalyptic number.

4227168666 is a gapful number since it is divisible by the number (46) formed by its first and last digit.

4227168666 is an abundant number, since it is smaller than the sum of its proper divisors (5855024742).

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

4227168666 is a wasteful number, since it uses less digits than its factorization.

4227168666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4375986.

The product of its digits is 1161216, while the sum is 48.

The square root of 4227168666 is about 65016.6799060057. The cubic root of 4227168666 is about 1616.9001161774.

The spelling of 4227168666 in words is "four billion, two hundred twenty-seven million, one hundred sixty-eight thousand, six hundred sixty-six".