4525446889 has 4 divisors (see below), whose sum is σ = 4550449540. Its totient is φ = 4500444240.

The previous prime is 4525446881. The next prime is 4525446899. The reversal of 4525446889 is 9886445254.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1661377600 + 2864069289 = 40760^2 + 53517^2 .

It is a cyclic number.

It is not a de Polignac number, because 4525446889 - 2³ = 4525446881 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4525446881) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12501054 + ... + 12501415.

It is an arithmetic number, because the mean of its divisors is an integer number (1137612385).

Almost surely, 2^4525446889 is an apocalyptic number.

It is an amenable number.

4525446889 is a deficient number, since it is larger than the sum of its proper divisors (25002651).

4525446889 is a wasteful number, since it uses less digits than its factorization.

4525446889 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25002650.

The product of its digits is 11059200, while the sum is 55.

The square root of 4525446889 is about 67271.4418531371. The cubic root of 4525446889 is about 1654.0697685538.

The spelling of 4525446889 in words is "four billion, five hundred twenty-five million, four hundred forty-six thousand, eight hundred eighty-nine".