22354223045 has 48 divisors (see below), whose sum is σ = 35471291520. Its totient is φ = 13201626240.

The previous prime is 22354223011. The next prime is 22354223051. The reversal of 22354223045 is 54032245322.

It is not a de Polignac number, because 22354223045 - 2²⁶ = 22287114181 is a prime.

It is a super-2 number, since 2×22354223045² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 47 ways as a sum of consecutive naturals, for example, 58442 + ... + 219371.

It is an arithmetic number, because the mean of its divisors is an integer number (738985240).

Almost surely, 2^22354223045 is an apocalyptic number.

It is an amenable number.

22354223045 is a deficient number, since it is larger than the sum of its proper divisors (13117068475).

22354223045 is a wasteful number, since it uses less digits than its factorization.

22354223045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 277866 (or 277855 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 32.

Adding to 22354223045 its reverse (54032245322), we get a palindrome (76386468367).

The spelling of 22354223045 in words is "twenty-two billion, three hundred fifty-four million, two hundred twenty-three thousand, forty-five".