28272481122 has 8 divisors (see below), whose sum is σ = 56544962256. Its totient is φ = 9424160372.

The previous prime is 28272481079. The next prime is 28272481169. The reversal of 28272481122 is 22118427282.

It is a sphenic number, since it is the product of 3 distinct primes.

28272481122 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2356040088 + ... + 2356040099.

It is an arithmetic number, because the mean of its divisors is an integer number (7068120282).

Almost surely, 2^28272481122 is an apocalyptic number.

28272481122 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

28272481122 is a wasteful number, since it uses less digits than its factorization.

28272481122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4712080192.

The product of its digits is 57344, while the sum is 39.

The spelling of 28272481122 in words is "twenty-eight billion, two hundred seventy-two million, four hundred eighty-one thousand, one hundred twenty-two".