22352423263 has 4 divisors (see below), whose sum is σ = 22353854040. Its totient is φ = 22350992488.

The previous prime is 22352423209. The next prime is 22352423287. The reversal of 22352423263 is 36232425322.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 36232425322 = 2 ⋅18116212661.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22352423263 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22352423363) 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, 691693 + ... + 723286.

It is an arithmetic number, because the mean of its divisors is an integer number (5588463510).

Almost surely, 2^22352423263 is an apocalyptic number.

22352423263 is a deficient number, since it is larger than the sum of its proper divisors (1430777).

22352423263 is a wasteful number, since it uses less digits than its factorization.

22352423263 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1430776.

The product of its digits is 103680, while the sum is 34.

Adding to 22352423263 its reverse (36232425322), we get a palindrome (58584848585).

The spelling of 22352423263 in words is "twenty-two billion, three hundred fifty-two million, four hundred twenty-three thousand, two hundred sixty-three".