65316811 has 8 divisors (see below), whose sum is σ = 74697984. Its totient is φ = 55948200.

The previous prime is 65316791. The next prime is 65316817. The reversal of 65316811 is 11861356.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 65316811 - 2¹³ = 65308619 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (65316817) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15036 + ... + 18886.

It is an arithmetic number, because the mean of its divisors is an integer number (9337248).

Almost surely, 2^65316811 is an apocalyptic number.

65316811 is a deficient number, since it is larger than the sum of its proper divisors (9381173).

65316811 is a wasteful number, since it uses less digits than its factorization.

65316811 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6281.

The product of its digits is 4320, while the sum is 31.

The square root of 65316811 is about 8081.8816497150. The cubic root of 65316811 is about 402.7247534028.

The spelling of 65316811 in words is "sixty-five million, three hundred sixteen thousand, eight hundred eleven".