28246460224 has 14 divisors (see below), whose sum is σ = 56051569634. Its totient is φ = 14123230080.

The previous prime is 28246460197. The next prime is 28246460261. The reversal of 28246460224 is 42206464282.

It can be written as a sum of positive squares in only one way, i.e., 25587201600 + 2659258624 = 159960^2 + 51568^2 .

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, 220675407 + ... + 220675534.

Almost surely, 2^28246460224 is an apocalyptic number.

It is an amenable number.

28246460224 is a deficient number, since it is larger than the sum of its proper divisors (27805109410).

28246460224 is an equidigital number, since it uses as much as digits as its factorization.

28246460224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 441350953 (or 441350943 counting only the distinct ones).

The product of its (nonzero) digits is 294912, while the sum is 40.

The spelling of 28246460224 in words is "twenty-eight billion, two hundred forty-six million, four hundred sixty thousand, two hundred twenty-four".