2122286827428 has 72 divisors (see below), whose sum is σ = 5540101290360. Its totient is φ = 684506350080.

The previous prime is 2122286827379. The next prime is 2122286827439. The reversal of 2122286827428 is 8247286822212.

2122286827428 is a `hidden beast` number, since 212 + 2 + 286 + 82 + 74 + 2 + 8 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 685266084864 + 1437020742564 = 827808^2 + 1198758^2 .

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 23 ways as a sum of consecutive naturals, for example, 4160313 + ... + 4642496.

It is an arithmetic number, because the mean of its divisors is an integer number (76945851255).

Almost surely, 2^{2122286827428} is an apocalyptic number.

It is an amenable number.

2122286827428 is an abundant number, since it is smaller than the sum of its proper divisors (3417814462932).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2122286827428 is a wasteful number, since it uses less digits than its factorization.

2122286827428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8803037 (or 8803032 counting only the distinct ones).

The product of its digits is 5505024, while the sum is 54.

The spelling of 2122286827428 in words is "two trillion, one hundred twenty-two billion, two hundred eighty-six million, eight hundred twenty-seven thousand, four hundred twenty-eight".