65112773 has 12 divisors (see below), whose sum is σ = 71790912. Its totient is φ = 58567320.

The previous prime is 65112731. The next prime is 65112787. The reversal of 65112773 is 37721156.

65112773 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 65112773 - 2⁶ = 65112709 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65112713) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 177236 + ... + 177602.

It is an arithmetic number, because the mean of its divisors is an integer number (5982576).

Almost surely, 2^65112773 is an apocalyptic number.

It is an amenable number.

65112773 is a deficient number, since it is larger than the sum of its proper divisors (6678139).

65112773 is a wasteful number, since it uses less digits than its factorization.

65112773 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 632 (or 505 counting only the distinct ones).

The product of its digits is 8820, while the sum is 32.

The square root of 65112773 is about 8069.2486019455. The cubic root of 65112773 is about 402.3049693614.

The spelling of 65112773 in words is "sixty-five million, one hundred twelve thousand, seven hundred seventy-three".