8822157590421 has 96 divisors (see below), whose sum is σ = 15356994831360. Its totient is φ = 4903259832000.

The previous prime is 8822157590401. The next prime is 8822157590443. The reversal of 8822157590421 is 1240957512288.

It is a happy number.

8822157590421 is a `hidden beast` number, since 8 + 8 + 2 + 2 + 1 + 5 + 7 + 590 + 42 + 1 = 666.

It is not a de Polignac number, because 8822157590421 - 2¹¹ = 8822157588373 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8822157590401) 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 95 ways as a sum of consecutive naturals, for example, 1203400726 + ... + 1203408056.

It is an arithmetic number, because the mean of its divisors is an integer number (159968696160).

Almost surely, 2^{8822157590421} is an apocalyptic number.

It is an amenable number.

8822157590421 is a deficient number, since it is larger than the sum of its proper divisors (6534837240939).

8822157590421 is a wasteful number, since it uses less digits than its factorization.

8822157590421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12072 (or 12029 counting only the distinct ones).

The product of its (nonzero) digits is 3225600, while the sum is 54.

The spelling of 8822157590421 in words is "eight trillion, eight hundred twenty-two billion, one hundred fifty-seven million, five hundred ninety thousand, four hundred twenty-one".