4522541272 has 64 divisors (see below), whose sum is σ = 9091872000. Its totient is φ = 2102702976.

The previous prime is 4522541209. The next prime is 4522541273. The reversal of 4522541272 is 2721452254.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4522541273) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3655438 + ... + 3656674.

It is an arithmetic number, because the mean of its divisors is an integer number (142060500).

Almost surely, 2^4522541272 is an apocalyptic number.

It is an amenable number.

4522541272 is an abundant number, since it is smaller than the sum of its proper divisors (4569330728).

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

4522541272 is a wasteful number, since it uses less digits than its factorization.

4522541272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1688 (or 1684 counting only the distinct ones).

The product of its digits is 44800, while the sum is 34.

The square root of 4522541272 is about 67249.8421708185. The cubic root of 4522541272 is about 1653.7156877063.

The spelling of 4522541272 in words is "four billion, five hundred twenty-two million, five hundred forty-one thousand, two hundred seventy-two".