22552207443 has 12 divisors (see below), whose sum is σ = 32609821608. Its totient is φ = 15018923040.

The previous prime is 22552207387. The next prime is 22552207507. The reversal of 22552207443 is 34470225522.

22552207443 is a `hidden beast` number, since 2 + 2 + 5 + 5 + 2 + 207 + 443 = 666.

It is not a de Polignac number, because 22552207443 - 2¹² = 22552203347 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22552207398 and 22552207407.

It is not an unprimeable number, because it can be changed into a prime (22552207343) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1314498 + ... + 1331543.

It is an arithmetic number, because the mean of its divisors is an integer number (2717485134).

Almost surely, 2^22552207443 is an apocalyptic number.

22552207443 is a deficient number, since it is larger than the sum of its proper divisors (10057614165).

22552207443 is a wasteful number, since it uses less digits than its factorization.

22552207443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2646994 (or 2646991 counting only the distinct ones).

The product of its (nonzero) digits is 134400, while the sum is 36.

The spelling of 22552207443 in words is "twenty-two billion, five hundred fifty-two million, two hundred seven thousand, four hundred forty-three".