28469224682 has 4 divisors (see below), whose sum is σ = 42703837026. Its totient is φ = 14234612340.

The previous prime is 28469224657. The next prime is 28469224691. The reversal of 28469224682 is 28642296482.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 22034136721 + 6435087961 = 148439^2 + 80219^2 .

It is a super-3 number, since 3×28469224682³ (a number of 32 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7117306169 + ... + 7117306172.

Almost surely, 2^28469224682 is an apocalyptic number.

28469224682 is a deficient number, since it is larger than the sum of its proper divisors (14234612344).

28469224682 is a wasteful number, since it uses less digits than its factorization.

28469224682 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14234612343.

The product of its digits is 5308416, while the sum is 53.

The spelling of 28469224682 in words is "twenty-eight billion, four hundred sixty-nine million, two hundred twenty-four thousand, six hundred eighty-two".