22743354172 has 48 divisors (see below), whose sum is σ = 50320811520. Its totient is φ = 8736235200.

The previous prime is 22743354143. The next prime is 22743354229. The reversal of 22743354172 is 27145334722.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 498147 + ... + 541882.

It is an arithmetic number, because the mean of its divisors is an integer number (1048350240).

Almost surely, 2^22743354172 is an apocalyptic number.

22743354172 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

22743354172 is an abundant number, since it is smaller than the sum of its proper divisors (27577457348).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22743354172 is a wasteful number, since it uses less digits than its factorization.

22743354172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1040122 (or 1040120 counting only the distinct ones).

The product of its digits is 282240, while the sum is 40.

Adding to 22743354172 its reverse (27145334722), we get a palindrome (49888688894).

The spelling of 22743354172 in words is "twenty-two billion, seven hundred forty-three million, three hundred fifty-four thousand, one hundred seventy-two".