22145363752 has 32 divisors (see below), whose sum is σ = 44132299200. Its totient is φ = 10381705984.

The previous prime is 22145363749. The next prime is 22145363753. The reversal of 22145363752 is 25736354122.

It is not an unprimeable number, because it can be changed into a prime (22145363753) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 273802 + ... + 345337.

It is an arithmetic number, because the mean of its divisors is an integer number (1379134350).

Almost surely, 2^22145363752 is an apocalyptic number.

It is an amenable number.

22145363752 is a deficient number, since it is larger than the sum of its proper divisors (21986935448).

22145363752 is a wasteful number, since it uses less digits than its factorization.

22145363752 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 619425 (or 619421 counting only the distinct ones).

The product of its digits is 302400, while the sum is 40.

The spelling of 22145363752 in words is "twenty-two billion, one hundred forty-five million, three hundred sixty-three thousand, seven hundred fifty-two".