22245344253 has 32 divisors (see below), whose sum is σ = 36101366400. Its totient is φ = 13426041600.

The previous prime is 22245344227. The next prime is 22245344269. The reversal of 22245344253 is 35244354222.

22245344253 is a `hidden beast` number, since 2 + 22 + 45 + 344 + 253 = 666.

It is not a de Polignac number, because 22245344253 - 2³⁰ = 21171602429 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22245344053) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 83818 + ... + 226971.

It is an arithmetic number, because the mean of its divisors is an integer number (1128167700).

Almost surely, 2^22245344253 is an apocalyptic number.

It is an amenable number.

22245344253 is a deficient number, since it is larger than the sum of its proper divisors (13856022147).

22245344253 is a wasteful number, since it uses less digits than its factorization.

22245344253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 311050 (or 311044 counting only the distinct ones).

The product of its digits is 230400, while the sum is 36.

Adding to 22245344253 its reverse (35244354222), we get a palindrome (57489698475).

The spelling of 22245344253 in words is "twenty-two billion, two hundred forty-five million, three hundred forty-four thousand, two hundred fifty-three".