25000085000089 has 2 divisors, whose sum is σ = 25000085000090. Its totient is φ = 25000085000088.

The previous prime is 25000085000027. The next prime is 25000085000183. The reversal of 25000085000089 is 98000058000052.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 24937589000025 + 62496000064 = 4993755^2 + 249992^2 .

It is a cyclic number.

It is not a de Polignac number, because 25000085000089 - 2²⁹ = 24999548129177 is a prime.

It is not a weakly prime, because it can be changed into another prime (25000085000489) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12500042500044 + 12500042500045.

It is an arithmetic number, because the mean of its divisors is an integer number (12500042500045).

Almost surely, 2^{25000085000089} is an apocalyptic number.

It is an amenable number.

25000085000089 is a deficient number, since it is larger than the sum of its proper divisors (1).

25000085000089 is an equidigital number, since it uses as much as digits as its factorization.

25000085000089 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 28800, while the sum is 37.

The spelling of 25000085000089 in words is "twenty-five trillion, eighty-five million, eighty-nine", and thus it is an aban number and an uban number.