22330422553 has 4 divisors (see below), whose sum is σ = 22330748340. Its totient is φ = 22330096768.

The previous prime is 22330422547. The next prime is 22330422589. The reversal of 22330422553 is 35522403322.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 9367916944 + 12962505609 = 96788^2 + 113853^2 .

It is a cyclic number.

It is not a de Polignac number, because 22330422553 - 2²¹ = 22328325401 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22330422523) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15808 + ... + 211921.

It is an arithmetic number, because the mean of its divisors is an integer number (5582687085).

Almost surely, 2^22330422553 is an apocalyptic number.

It is an amenable number.

22330422553 is a deficient number, since it is larger than the sum of its proper divisors (325787).

22330422553 is an equidigital number, since it uses as much as digits as its factorization.

22330422553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 325786.

The product of its (nonzero) digits is 43200, while the sum is 31.

Adding to 22330422553 its reverse (35522403322), we get a palindrome (57852825875).

The spelling of 22330422553 in words is "twenty-two billion, three hundred thirty million, four hundred twenty-two thousand, five hundred fifty-three".