88228888444289 has 2 divisors, whose sum is σ = 88228888444290. Its totient is φ = 88228888444288.

The previous prime is 88228888444237. The next prime is 88228888444303. The reversal of 88228888444289 is 98244488882288.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 62791915498225 + 25436972946064 = 7924135^2 + 5043508^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-88228888444289 is a prime.

It is a super-2 number, since 2×88228888444289² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (88228888446289) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44114444222144 + 44114444222145.

It is an arithmetic number, because the mean of its divisors is an integer number (44114444222145).

Almost surely, 2^{88228888444289} is an apocalyptic number.

It is an amenable number.

88228888444289 is a deficient number, since it is larger than the sum of its proper divisors (1).

88228888444289 is an equidigital number, since it uses as much as digits as its factorization.

88228888444289 is an evil number, because the sum of its binary digits is even.

The product of its digits is 9663676416, while the sum is 83.

The spelling of 88228888444289 in words is "eighty-eight trillion, two hundred twenty-eight billion, eight hundred eighty-eight million, four hundred forty-four thousand, two hundred eighty-nine".