22432621302449 has 2 divisors, whose sum is σ = 22432621302450. Its totient is φ = 22432621302448.

The previous prime is 22432621302437. The next prime is 22432621302461. The reversal of 22432621302449 is 94420312623422.

It is a balanced prime because it is at equal distance from previous prime (22432621302437) and next prime (22432621302461).

It can be written as a sum of positive squares in only one way, i.e., 19269843606049 + 3162777696400 = 4389743^2 + 1778420^2 .

It is a cyclic number.

It is not a de Polignac number, because 22432621302449 - 2⁴⁰ = 21333109674673 is a prime.

It is not a weakly prime, because it can be changed into another prime (22432621302649) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11216310651224 + 11216310651225.

It is an arithmetic number, because the mean of its divisors is an integer number (11216310651225).

Almost surely, 2^{22432621302449} is an apocalyptic number.

It is an amenable number.

22432621302449 is a deficient number, since it is larger than the sum of its proper divisors (1).

22432621302449 is an equidigital number, since it uses as much as digits as its factorization.

22432621302449 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 995328, while the sum is 44.

The spelling of 22432621302449 in words is "twenty-two trillion, four hundred thirty-two billion, six hundred twenty-one million, three hundred two thousand, four hundred forty-nine".