2288125726009 has 2 divisors, whose sum is σ = 2288125726010. Its totient is φ = 2288125726008.

The previous prime is 2288125725937. The next prime is 2288125726063. The reversal of 2288125726009 is 9006275218822.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1762529725609 + 525596000400 = 1327603^2 + 724980^2 .

It is a cyclic number.

It is not a de Polignac number, because 2288125726009 - 2¹⁵ = 2288125693241 is a prime.

It is not a weakly prime, because it can be changed into another prime (2288125726079) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1144062863004 + 1144062863005.

It is an arithmetic number, because the mean of its divisors is an integer number (1144062863005).

Almost surely, 2^{2288125726009} is an apocalyptic number.

It is an amenable number.

2288125726009 is a deficient number, since it is larger than the sum of its proper divisors (1).

2288125726009 is an equidigital number, since it uses as much as digits as its factorization.

2288125726009 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1935360, while the sum is 52.

The spelling of 2288125726009 in words is "two trillion, two hundred eighty-eight billion, one hundred twenty-five million, seven hundred twenty-six thousand, nine".