28336856244 has 36 divisors (see below), whose sum is σ = 69119089536. Its totient is φ = 9034937648.

The previous prime is 28336856243. The next prime is 28336856269. The reversal of 28336856244 is 44265863382.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (28336856243) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2225604 + ... + 2238299.

Almost surely, 2^28336856244 is an apocalyptic number.

It is an amenable number.

28336856244 is an abundant number, since it is smaller than the sum of its proper divisors (40782233292).

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

28336856244 is a wasteful number, since it uses less digits than its factorization.

28336856244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4463956 (or 4463931 counting only the distinct ones).

The product of its digits is 6635520, while the sum is 51.

The spelling of 28336856244 in words is "twenty-eight billion, three hundred thirty-six million, eight hundred fifty-six thousand, two hundred forty-four".