6666226602 has 32 divisors (see below), whose sum is σ = 15285186432. Its totient is φ = 1898624064.

The previous prime is 6666226591. The next prime is 6666226603. The reversal of 6666226602 is 2066226666.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is not an unprimeable number, because it can be changed into a prime (6666226603) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 237033 + ... + 263660.

It is an arithmetic number, because the mean of its divisors is an integer number (477662076).

Almost surely, 2^6666226602 is an apocalyptic number.

6666226602 is an abundant number, since it is smaller than the sum of its proper divisors (8618959830).

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

6666226602 is a wasteful number, since it uses less digits than its factorization.

6666226602 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 501022.

The product of its (nonzero) digits is 373248, while the sum is 42.

The square root of 6666226602 is about 81646.9632135819. The cubic root of 6666226602 is about 1882.0306451802.

The spelling of 6666226602 in words is "six billion, six hundred sixty-six million, two hundred twenty-six thousand, six hundred two".