822352253228 has 12 divisors (see below), whose sum is σ = 1569945210792. Its totient is φ = 373796478720.

The previous prime is 822352253227. The next prime is 822352253231.

822352253228 is nontrivially palindromic in base 10.

It is a Harshad number since it is a multiple of its sum of digits (44), and also a Moran number because the ratio is a prime number: 18689823937 = 822352253228 / (8 + 2 + 2 + 3 + 5 + 2 + 2 + 5 + 3 + 2 + 2 + 8).

It is not an unprimeable number, because it can be changed into a prime (822352253227) by changing a digit.

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, 9344911925 + ... + 9344912012.

It is an arithmetic number, because the mean of its divisors is an integer number (130828767566).

Almost surely, 2^822352253228 is an apocalyptic number.

It is an amenable number.

822352253228 is a deficient number, since it is larger than the sum of its proper divisors (747592957564).

822352253228 is a wasteful number, since it uses less digits than its factorization.

822352253228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18689823952 (or 18689823950 counting only the distinct ones).

The product of its digits is 921600, while the sum is 44.

The spelling of 822352253228 in words is "eight hundred twenty-two billion, three hundred fifty-two million, two hundred fifty-three thousand, two hundred twenty-eight".