23222255453 has 4 divisors (see below), whose sum is σ = 23241401148. Its totient is φ = 23203109760.

The previous prime is 23222255447. The next prime is 23222255471. The reversal of 23222255453 is 35455222232.

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 9663283204 + 13558972249 = 98302^2 + 116443^2 .

It is a cyclic number.

It is not a de Polignac number, because 23222255453 - 2²² = 23218061149 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23222255053) 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, 9571028 + ... + 9573453.

It is an arithmetic number, because the mean of its divisors is an integer number (5810350287).

Almost surely, 2^23222255453 is an apocalyptic number.

It is an amenable number.

23222255453 is a deficient number, since it is larger than the sum of its proper divisors (19145695).

23222255453 is a wasteful number, since it uses less digits than its factorization.

23222255453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19145694.

The product of its digits is 144000, while the sum is 35.

Adding to 23222255453 its reverse (35455222232), we get a palindrome (58677477685).

The spelling of 23222255453 in words is "twenty-three billion, two hundred twenty-two million, two hundred fifty-five thousand, four hundred fifty-three".