22052353444 has 12 divisors (see below), whose sum is σ = 42099947568. Its totient is φ = 10023797000.

The previous prime is 22052353429. The next prime is 22052353459. The reversal of 22052353444 is 44435325022.

It is an interprime number because it is at equal distance from previous prime (22052353429) and next prime (22052353459).

It is a super-2 number, since 2×22052353444² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 250594882 + ... + 250594969.

It is an arithmetic number, because the mean of its divisors is an integer number (3508328964).

Almost surely, 2^22052353444 is an apocalyptic number.

It is an amenable number.

22052353444 is a deficient number, since it is larger than the sum of its proper divisors (20047594124).

22052353444 is a wasteful number, since it uses less digits than its factorization.

22052353444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 501189866 (or 501189864 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 34.

Adding to 22052353444 its reverse (44435325022), we get a palindrome (66487678466).

The spelling of 22052353444 in words is "twenty-two billion, fifty-two million, three hundred fifty-three thousand, four hundred forty-four".