22552423543 has 8 divisors (see below), whose sum is σ = 24383990736. Its totient is φ = 20734680000.

The previous prime is 22552423501. The next prime is 22552423549. The reversal of 22552423543 is 34532425522.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 22552423543 - 2²¹ = 22550326391 is a prime.

It is a super-2 number, since 2×22552423543² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22552423549) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 3452518 + ... + 3459043.

It is an arithmetic number, because the mean of its divisors is an integer number (3047998842).

Almost surely, 2^22552423543 is an apocalyptic number.

22552423543 is a deficient number, since it is larger than the sum of its proper divisors (1831567193).

22552423543 is a wasteful number, since it uses less digits than its factorization.

22552423543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6911825.

The product of its digits is 288000, while the sum is 37.

The spelling of 22552423543 in words is "twenty-two billion, five hundred fifty-two million, four hundred twenty-three thousand, five hundred forty-three".