22548673819 has 4 divisors (see below), whose sum is σ = 25769912944. Its totient is φ = 19327434696.

The previous prime is 22548673813. The next prime is 22548673913. The reversal of 22548673819 is 91837684522.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 91837684522 = 2 ⋅45918842261.

It is a cyclic number.

It is not a de Polignac number, because 22548673819 - 2⁵ = 22548673787 is a prime.

It is a super-2 number, since 2×22548673819² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 22548673819.

It is not an unprimeable number, because it can be changed into a prime (22548673813) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1610619552 + ... + 1610619565.

It is an arithmetic number, because the mean of its divisors is an integer number (6442478236).

Almost surely, 2^22548673819 is an apocalyptic number.

22548673819 is a deficient number, since it is larger than the sum of its proper divisors (3221239125).

22548673819 is an equidigital number, since it uses as much as digits as its factorization.

22548673819 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3221239124.

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

The spelling of 22548673819 in words is "twenty-two billion, five hundred forty-eight million, six hundred seventy-three thousand, eight hundred nineteen".