65744116625 has 16 divisors (see below), whose sum is σ = 89507628288. Its totient is φ = 47813902000.

The previous prime is 65744116591. The next prime is 65744116637. The reversal of 65744116625 is 52661144756.

It is not a de Polignac number, because 65744116625 - 2¹⁶ = 65744051089 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 65744116625.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23905577 + ... + 23908326.

It is an arithmetic number, because the mean of its divisors is an integer number (5594226768).

Almost surely, 2^65744116625 is an apocalyptic number.

It is an amenable number.

65744116625 is a deficient number, since it is larger than the sum of its proper divisors (23763511663).

65744116625 is a wasteful number, since it uses less digits than its factorization.

65744116625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47813929 (or 47813919 counting only the distinct ones).

The product of its digits is 1209600, while the sum is 47.

The spelling of 65744116625 in words is "sixty-five billion, seven hundred forty-four million, one hundred sixteen thousand, six hundred twenty-five".