22502105323445 has 16 divisors (see below), whose sum is σ = 29457557444160. Its totient is φ = 16365025324800.

The previous prime is 22502105323433. The next prime is 22502105323499. The reversal of 22502105323445 is 54432350120522.

It is not a de Polignac number, because 22502105323445 - 2⁴ = 22502105323429 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22502105323399 and 22502105323408.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4832150 + ... + 8267640.

It is an arithmetic number, because the mean of its divisors is an integer number (1841097340260).

Almost surely, 2^{22502105323445} is an apocalyptic number.

It is an amenable number.

22502105323445 is a deficient number, since it is larger than the sum of its proper divisors (6955452120715).

22502105323445 is a wasteful number, since it uses less digits than its factorization.

22502105323445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3554596.

The product of its (nonzero) digits is 288000, while the sum is 38.

Adding to 22502105323445 its reverse (54432350120522), we get a palindrome (76934455443967).

The spelling of 22502105323445 in words is "twenty-two trillion, five hundred two billion, one hundred five million, three hundred twenty-three thousand, four hundred forty-five".