28058222284 has 48 divisors (see below), whose sum is σ = 52676886528. Its totient is φ = 13042738368.

The previous prime is 28058222249. The next prime is 28058222323. The reversal of 28058222284 is 48222285082.

It is a self number, because there is not a number n which added to its sum of digits gives 28058222284.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3696357 + ... + 3703939.

It is an arithmetic number, because the mean of its divisors is an integer number (1097435136).

Almost surely, 2^28058222284 is an apocalyptic number.

It is an amenable number.

28058222284 is a deficient number, since it is larger than the sum of its proper divisors (24618664244).

28058222284 is a wasteful number, since it uses less digits than its factorization.

28058222284 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8734 (or 8732 counting only the distinct ones).

The product of its (nonzero) digits is 327680, while the sum is 43.

The spelling of 28058222284 in words is "twenty-eight billion, fifty-eight million, two hundred twenty-two thousand, two hundred eighty-four".