65025110609 has 2 divisors, whose sum is σ = 65025110610. Its totient is φ = 65025110608.

The previous prime is 65025110573. The next prime is 65025110699. The reversal of 65025110609 is 90601152056.

65025110609 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 64923040000 + 102070609 = 254800^2 + 10103^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-65025110609 is a prime.

It is not a weakly prime, because it can be changed into another prime (65025110699) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32512555304 + 32512555305.

It is an arithmetic number, because the mean of its divisors is an integer number (32512555305).

Almost surely, 2^65025110609 is an apocalyptic number.

It is an amenable number.

65025110609 is a deficient number, since it is larger than the sum of its proper divisors (1).

65025110609 is an equidigital number, since it uses as much as digits as its factorization.

65025110609 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 16200, while the sum is 35.

The spelling of 65025110609 in words is "sixty-five billion, twenty-five million, one hundred ten thousand, six hundred nine".