28322465300 has 18 divisors (see below), whose sum is σ = 61459749918. Its totient is φ = 11328986080.

The previous prime is 28322465293. The next prime is 28322465309. The reversal of 28322465300 is 356422382.

It can be written as a sum of positive squares in 3 ways, for example, as 335182864 + 27987282436 = 18308^2 + 167294^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (28322465309) by changing a digit.

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 5 ways as a sum of consecutive naturals, for example, 141612227 + ... + 141612426.

It is an arithmetic number, because the mean of its divisors is an integer number (3414430551).

Almost surely, 2^28322465300 is an apocalyptic number.

28322465300 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

28322465300 is an abundant number, since it is smaller than the sum of its proper divisors (33137284618).

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

28322465300 is a wasteful number, since it uses less digits than its factorization.

28322465300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 283224667 (or 283224660 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 35.

Adding to 28322465300 its reverse (356422382), we get a palindrome (28678887682).

The spelling of 28322465300 in words is "twenty-eight billion, three hundred twenty-two million, four hundred sixty-five thousand, three hundred".