22573468198 has 4 divisors (see below), whose sum is σ = 33860202300. Its totient is φ = 11286734098.

The previous prime is 22573468133. The next prime is 22573468303. The reversal of 22573468198 is 89186437522.

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

It is a super-2 number, since 2×22573468198² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

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 as a sum of consecutive naturals, namely, 5643367048 + ... + 5643367051.

It is an arithmetic number, because the mean of its divisors is an integer number (8465050575).

Almost surely, 2^22573468198 is an apocalyptic number.

22573468198 is a deficient number, since it is larger than the sum of its proper divisors (11286734102).

22573468198 is a wasteful number, since it uses less digits than its factorization.

22573468198 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11286734101.

The product of its digits is 5806080, while the sum is 55.

The spelling of 22573468198 in words is "twenty-two billion, five hundred seventy-three million, four hundred sixty-eight thousand, one hundred ninety-eight".