22353354434 has 8 divisors (see below), whose sum is σ = 35502386508. Its totient is φ = 10519225600.

The previous prime is 22353354421. The next prime is 22353354487. The reversal of 22353354434 is 43445335322.

It can be written as a sum of positive squares in 2 ways, for example, as 22289594209 + 63760225 = 149297^2 + 7985^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 328725767 + ... + 328725834.

Almost surely, 2^22353354434 is an apocalyptic number.

22353354434 is a deficient number, since it is larger than the sum of its proper divisors (13149032074).

22353354434 is a wasteful number, since it uses less digits than its factorization.

22353354434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 657451620.

The product of its digits is 518400, while the sum is 38.

Adding to 22353354434 its reverse (43445335322), we get a palindrome (65798689756).

The spelling of 22353354434 in words is "twenty-two billion, three hundred fifty-three million, three hundred fifty-four thousand, four hundred thirty-four".