28598124228 has 12 divisors (see below), whose sum is σ = 66728956560. Its totient is φ = 9532708072.

The previous prime is 28598124221. The next prime is 28598124229. The reversal of 28598124228 is 82242189582.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (28598124221) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 1191588498 + ... + 1191588521.

It is an arithmetic number, because the mean of its divisors is an integer number (5560746380).

Almost surely, 2^28598124228 is an apocalyptic number.

It is an amenable number.

28598124228 is an abundant number, since it is smaller than the sum of its proper divisors (38130832332).

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

28598124228 is a wasteful number, since it uses less digits than its factorization.

28598124228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2383177026 (or 2383177024 counting only the distinct ones).

The product of its digits is 1474560, while the sum is 51.

The spelling of 28598124228 in words is "twenty-eight billion, five hundred ninety-eight million, one hundred twenty-four thousand, two hundred twenty-eight".