828242220844 has 12 divisors (see below), whose sum is σ = 1449800094064. Its totient is φ = 414013622544.

The previous prime is 828242220823. The next prime is 828242220851. The reversal of 828242220844 is 448022242828.

It is a junction number, because it is equal to n+sod(n) for n = 828242220794 and 828242220803.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26854632 + ... + 26885455.

Almost surely, 2^828242220844 is an apocalyptic number.

It is an amenable number.

828242220844 is a deficient number, since it is larger than the sum of its proper divisors (621557873220).

828242220844 is a wasteful number, since it uses less digits than its factorization.

828242220844 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53743944 (or 53743942 counting only the distinct ones).

The product of its (nonzero) digits is 1048576, while the sum is 46.

The spelling of 828242220844 in words is "eight hundred twenty-eight billion, two hundred forty-two million, two hundred twenty thousand, eight hundred forty-four".