22002423453 has 48 divisors (see below), whose sum is σ = 35082216000. Its totient is φ = 13233072384.

The previous prime is 22002423427. The next prime is 22002423497. The reversal of 22002423453 is 35432420022.

It is a happy number.

22002423453 is a `hidden beast` number, since 2 + 200 + 2 + 4 + 2 + 3 + 453 = 666.

It is not a de Polignac number, because 22002423453 - 2¹² = 22002419357 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22002423253) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 331618 + ... + 392396.

It is an arithmetic number, because the mean of its divisors is an integer number (730879500).

Almost surely, 2^22002423453 is an apocalyptic number.

It is an amenable number.

22002423453 is a deficient number, since it is larger than the sum of its proper divisors (13079792547).

22002423453 is a wasteful number, since it uses less digits than its factorization.

22002423453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60906 (or 60903 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 27.

Adding to 22002423453 its reverse (35432420022), we get a palindrome (57434843475).

The spelling of 22002423453 in words is "twenty-two billion, two million, four hundred twenty-three thousand, four hundred fifty-three".