28241523424 has 12 divisors (see below), whose sum is σ = 55600499304. Its totient is φ = 14120761696.

The previous prime is 28241523403. The next prime is 28241523437. The reversal of 28241523424 is 42432514282.

It is a super-3 number, since 3×28241523424³ (a number of 32 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 441273772 + ... + 441273835.

It is an arithmetic number, because the mean of its divisors is an integer number (4633374942).

Almost surely, 2^28241523424 is an apocalyptic number.

It is an amenable number.

28241523424 is a deficient number, since it is larger than the sum of its proper divisors (27358975880).

28241523424 is an equidigital number, since it uses as much as digits as its factorization.

28241523424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 882547617 (or 882547609 counting only the distinct ones).

The product of its digits is 122880, while the sum is 37.

The spelling of 28241523424 in words is "twenty-eight billion, two hundred forty-one million, five hundred twenty-three thousand, four hundred twenty-four".