28822713812 has 12 divisors (see below), whose sum is σ = 50460379200. Its totient is φ = 14405462616.

The previous prime is 28822713721. The next prime is 28822713823. The reversal of 28822713812 is 21831722882.

It is a super-3 number, since 3×28822713812³ (a number of 32 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1462562 + ... + 1482137.

It is an arithmetic number, because the mean of its divisors is an integer number (4205031600).

Almost surely, 2^28822713812 is an apocalyptic number.

It is an amenable number.

28822713812 is a deficient number, since it is larger than the sum of its proper divisors (21637665388).

28822713812 is a wasteful number, since it uses less digits than its factorization.

28822713812 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2947150 (or 2947148 counting only the distinct ones).

The product of its digits is 172032, while the sum is 44.

The spelling of 28822713812 in words is "twenty-eight billion, eight hundred twenty-two million, seven hundred thirteen thousand, eight hundred twelve".