4732272666 has 64 divisors (see below), whose sum is σ = 11509280640. Its totient is φ = 1429384320.

The previous prime is 4732272659. The next prime is 4732272673. The reversal of 4732272666 is 6662722374.

It is an interprime number because it is at equal distance from previous prime (4732272659) and next prime (4732272673).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 173196 + ... + 198648.

It is an arithmetic number, because the mean of its divisors is an integer number (179832510).

Almost surely, 2^4732272666 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4732272666, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5754640320).

4732272666 is an abundant number, since it is smaller than the sum of its proper divisors (6777007974).

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

4732272666 is a wasteful number, since it uses less digits than its factorization.

4732272666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25788 (or 25782 counting only the distinct ones).

The product of its digits is 1016064, while the sum is 45.

The square root of 4732272666 is about 68791.5159449187. The cubic root of 4732272666 is about 1678.8939084021.

The spelling of 4732272666 in words is "four billion, seven hundred thirty-two million, two hundred seventy-two thousand, six hundred sixty-six".