4463641222272 has 48 divisors (see below), whose sum is σ = 12844592583030. Its totient is φ = 1487880407040.

The previous prime is 4463641222237. The next prime is 4463641222279. The reversal of 4463641222272 is 2722221463644.

4463641222272 is a `hidden beast` number, since 4 + 4 + 6 + 3 + 6 + 412 + 2 + 227 + 2 = 666.

It can be written as a sum of positive squares in only one way, i.e., 3612037087296 + 851604134976 = 1900536^2 + 922824^2 .

It is a tau number, because it is divible by the number of its divisors (48).

It is a super-2 number, since 2×4463641222272² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (4463641222279) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1937343129 + ... + 1937345432.

Almost surely, 2^{4463641222272} is an apocalyptic number.

It is an amenable number.

4463641222272 is an abundant number, since it is smaller than the sum of its proper divisors (8380951360758).

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

4463641222272 is a wasteful number, since it uses less digits than its factorization.

4463641222272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3874688581 (or 3874688566 counting only the distinct ones).

The product of its digits is 1548288, while the sum is 45.

The spelling of 4463641222272 in words is "four trillion, four hundred sixty-three billion, six hundred forty-one million, two hundred twenty-two thousand, two hundred seventy-two".