28614248450 has 24 divisors (see below), whose sum is σ = 53454936180. Its totient is φ = 11395713600.

The previous prime is 28614248449. The next prime is 28614248489. The reversal of 28614248450 is 5484241682.

It can be written as a sum of positive squares in 6 ways, for example, as 17867401561 + 10746846889 = 133669^2 + 103667^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1238081 + ... + 1260980.

Almost surely, 2^28614248450 is an apocalyptic number.

28614248450 is a deficient number, since it is larger than the sum of its proper divisors (24840687730).

28614248450 is a wasteful number, since it uses less digits than its factorization.

28614248450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2499302 (or 2499297 counting only the distinct ones).

The product of its (nonzero) digits is 491520, while the sum is 44.

The spelling of 28614248450 in words is "twenty-eight billion, six hundred fourteen million, two hundred forty-eight thousand, four hundred fifty".