28035122268 has 24 divisors (see below), whose sum is σ = 66062964240. Its totient is φ = 9252515200.

The previous prime is 28035122243. The next prime is 28035122279. The reversal of 28035122268 is 86222153082.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 11564433 + ... + 11566856.

It is an arithmetic number, because the mean of its divisors is an integer number (2752623510).

Almost surely, 2^28035122268 is an apocalyptic number.

It is an amenable number.

28035122268 is an abundant number, since it is smaller than the sum of its proper divisors (38027841972).

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

28035122268 is a wasteful number, since it uses less digits than its factorization.

28035122268 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23131397 (or 23131395 counting only the distinct ones).

The product of its (nonzero) digits is 92160, while the sum is 39.

The spelling of 28035122268 in words is "twenty-eight billion, thirty-five million, one hundred twenty-two thousand, two hundred sixty-eight".