22244555778895 has 8 divisors (see below), whose sum is σ = 26693520998256. Its totient is φ = 17795608580736.

The previous prime is 22244555778889. The next prime is 22244555778923. The reversal of 22244555778895 is 59887755544222.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22244555778895 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1621962 + ... + 6864391.

It is an arithmetic number, because the mean of its divisors is an integer number (3336690124782).

Almost surely, 2^{22244555778895} is an apocalyptic number.

22244555778895 is a deficient number, since it is larger than the sum of its proper divisors (4448965219361).

22244555778895 is an equidigital number, since it uses as much as digits as its factorization.

22244555778895 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9010601.

The product of its digits is 2257920000, while the sum is 73.

The spelling of 22244555778895 in words is "twenty-two trillion, two hundred forty-four billion, five hundred fifty-five million, seven hundred seventy-eight thousand, eight hundred ninety-five".