4306221636066 has 96 divisors (see below), whose sum is σ = 10753645833216. Its totient is φ = 1219908924000.

The previous prime is 4306221636053. The next prime is 4306221636137. The reversal of 4306221636066 is 6606361226034.

4306221636066 is a `hidden beast` number, since 4 + 3 + 0 + 6 + 2 + 2 + 1 + 636 + 0 + 6 + 6 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 19217131 + ... + 19439921.

It is an arithmetic number, because the mean of its divisors is an integer number (112017144096).

Almost surely, 2^{4306221636066} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4306221636066, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5376822916608).

4306221636066 is an abundant number, since it is smaller than the sum of its proper divisors (6447424197150).

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

4306221636066 is a wasteful number, since it uses less digits than its factorization.

4306221636066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 224108 (or 224105 counting only the distinct ones).

The product of its (nonzero) digits is 1119744, while the sum is 45.

The spelling of 4306221636066 in words is "four trillion, three hundred six billion, two hundred twenty-one million, six hundred thirty-six thousand, sixty-six".