12822116444 has 12 divisors (see below), whose sum is σ = 22443174600. Its totient is φ = 6409780848.

The previous prime is 12822116423. The next prime is 12822116459. The reversal of 12822116444 is 44461122821.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 296579 + ... + 337050.

It is an arithmetic number, because the mean of its divisors is an integer number (1870264550).

Almost surely, 2^12822116444 is an apocalyptic number.

It is an amenable number.

12822116444 is a deficient number, since it is larger than the sum of its proper divisors (9621058156).

12822116444 is a wasteful number, since it uses less digits than its factorization.

12822116444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 638692 (or 638690 counting only the distinct ones).

The product of its digits is 24576, while the sum is 35.

The spelling of 12822116444 in words is "twelve billion, eight hundred twenty-two million, one hundred sixteen thousand, four hundred forty-four".