4528797444 has 18 divisors (see below), whose sum is σ = 11447793630. Its totient is φ = 1509599136.

The previous prime is 4528797443. The next prime is 4528797457. The reversal of 4528797444 is 4447978254.

4528797444 is a `hidden beast` number, since 4 + 528 + 7 + 9 + 74 + 44 = 666.

It can be written as a sum of positive squares in only one way, i.e., 2740522500 + 1788274944 = 52350^2 + 42288^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is not an unprimeable number, because it can be changed into a prime (4528797443) 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 5 ways as a sum of consecutive naturals, for example, 62899929 + ... + 62900000.

It is an arithmetic number, because the mean of its divisors is an integer number (635988535).

Almost surely, 2^4528797444 is an apocalyptic number.

It is an amenable number.

4528797444 is an abundant number, since it is smaller than the sum of its proper divisors (6918996186).

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

4528797444 is a wasteful number, since it uses less digits than its factorization.

4528797444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 125799939 (or 125799934 counting only the distinct ones).

The product of its digits is 9031680, while the sum is 54.

The square root of 4528797444 is about 67296.3404948590. The cubic root of 4528797444 is about 1654.4778818067.

The spelling of 4528797444 in words is "four billion, five hundred twenty-eight million, seven hundred ninety-seven thousand, four hundred forty-four".