22343454454 has 4 divisors (see below), whose sum is σ = 33515181684. Its totient is φ = 11171727226.

The previous prime is 22343454437. The next prime is 22343454517. The reversal of 22343454454 is 45445434322.

22343454454 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5585863612 + ... + 5585863615.

It is an arithmetic number, because the mean of its divisors is an integer number (8378795421).

Almost surely, 2^22343454454 is an apocalyptic number.

22343454454 is a deficient number, since it is larger than the sum of its proper divisors (11171727230).

22343454454 is a wasteful number, since it uses less digits than its factorization.

22343454454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11171727229.

The product of its digits is 921600, while the sum is 40.

Adding to 22343454454 its reverse (45445434322), we get a palindrome (67788888776).

The spelling of 22343454454 in words is "twenty-two billion, three hundred forty-three million, four hundred fifty-four thousand, four hundred fifty-four".