22888888884445 has 8 divisors (see below), whose sum is σ = 27467030637144. Its totient is φ = 18310868457024.

The previous prime is 22888888884377. The next prime is 22888888884451. The reversal of 22888888884445 is 54448888888822.

It can be written as a sum of positive squares in 4 ways, for example, as 6008278490041 + 16880610394404 = 2451179^2 + 4108602^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 22888888884445 - 2¹¹ = 22888888882397 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, 29915754 + ... + 30671323.

It is an arithmetic number, because the mean of its divisors is an integer number (3433378829643).

Almost surely, 2^{22888888884445} is an apocalyptic number.

It is an amenable number.

22888888884445 is a deficient number, since it is larger than the sum of its proper divisors (4578141752699).

22888888884445 is an equidigital number, since it uses as much as digits as its factorization.

22888888884445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60662639.

The product of its digits is 21474836480, while the sum is 85.

The spelling of 22888888884445 in words is "twenty-two trillion, eight hundred eighty-eight billion, eight hundred eighty-eight million, eight hundred eighty-four thousand, four hundred forty-five".