1822249969728 has 56 divisors (see below), whose sum is σ = 4976897783040. Its totient is φ = 587822568960.

The previous prime is 1822249969711. The next prime is 1822249969741. The reversal of 1822249969728 is 8279699422281.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 153072843 + ... + 153084746.

Almost surely, 2^{1822249969728} is an apocalyptic number.

It is an amenable number.

1822249969728 is an abundant number, since it is smaller than the sum of its proper divisors (3154647813312).

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

1822249969728 is a wasteful number, since it uses less digits than its factorization.

1822249969728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 306157635 (or 306157625 counting only the distinct ones).

The product of its digits is 125411328, while the sum is 69.

The spelling of 1822249969728 in words is "one trillion, eight hundred twenty-two billion, two hundred forty-nine million, nine hundred sixty-nine thousand, seven hundred twenty-eight".