22232060557 has 4 divisors (see below), whose sum is σ = 25408069216. Its totient is φ = 19056051900.

The previous prime is 22232060527. The next prime is 22232060561. The reversal of 22232060557 is 75506023222.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 22232060557 - 2²³ = 22223671949 is a prime.

It is a super-2 number, since 2×22232060557² (a number of 21 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 (22232060527) 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, 1588004319 + ... + 1588004332.

It is an arithmetic number, because the mean of its divisors is an integer number (6352017304).

Almost surely, 2^22232060557 is an apocalyptic number.

It is an amenable number.

22232060557 is a deficient number, since it is larger than the sum of its proper divisors (3176008659).

22232060557 is an equidigital number, since it uses as much as digits as its factorization.

22232060557 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3176008658.

The product of its (nonzero) digits is 50400, while the sum is 34.

Adding to 22232060557 its reverse (75506023222), we get a palindrome (97738083779).

The spelling of 22232060557 in words is "twenty-two billion, two hundred thirty-two million, sixty thousand, five hundred fifty-seven".