4066624412266 has 8 divisors (see below), whose sum is σ = 6569162512164. Its totient is φ = 1876903574880.

The previous prime is 4066624412237. The next prime is 4066624412267. The reversal of 4066624412266 is 6622144266604.

It can be written as a sum of positive squares in 2 ways, for example, as 3912171482241 + 154452930025 = 1977921^2 + 393005^2 .

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

It is a super-2 number, since 2×4066624412266² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (4066624412267) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 78204315595 + ... + 78204315646.

Almost surely, 2^{4066624412266} is an apocalyptic number.

4066624412266 is a deficient number, since it is larger than the sum of its proper divisors (2502538099898).

4066624412266 is a wasteful number, since it uses less digits than its factorization.

4066624412266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 156408631256.

The product of its (nonzero) digits is 3981312, while the sum is 49.

The spelling of 4066624412266 in words is "four trillion, sixty-six billion, six hundred twenty-four million, four hundred twelve thousand, two hundred sixty-six".