22448326603445 has 24 divisors (see below), whose sum is σ = 28252070396160. Its totient is φ = 17119910808000.

The previous prime is 22448326603441. The next prime is 22448326603471. The reversal of 22448326603445 is 54430662384422.

It is not a de Polignac number, because 22448326603445 - 2² = 22448326603441 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22448326603441) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 33455681 + ... + 34120070.

It is an arithmetic number, because the mean of its divisors is an integer number (1177169599840).

Almost surely, 2^{22448326603445} is an apocalyptic number.

It is an amenable number.

22448326603445 is a deficient number, since it is larger than the sum of its proper divisors (5803743792715).

22448326603445 is an equidigital number, since it uses as much as digits as its factorization.

22448326603445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67575893 (or 67575864 counting only the distinct ones).

The product of its (nonzero) digits is 26542080, while the sum is 53.

Adding to 22448326603445 its reverse (54430662384422), we get a palindrome (76878988987867).

The spelling of 22448326603445 in words is "twenty-two trillion, four hundred forty-eight billion, three hundred twenty-six million, six hundred three thousand, four hundred forty-five".