65466413 has 4 divisors (see below), whose sum is σ = 65507580. Its totient is φ = 65425248.

The previous prime is 65466407. The next prime is 65466421. The reversal of 65466413 is 31466456.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 17330569 + 48135844 = 4163^2 + 6938^2 .

It is a cyclic number.

It is not a de Polignac number, because 65466413 - 2⁴ = 65466397 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 (65466403) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18098 + ... + 21411.

It is an arithmetic number, because the mean of its divisors is an integer number (16376895).

Almost surely, 2^65466413 is an apocalyptic number.

It is an amenable number.

65466413 is a deficient number, since it is larger than the sum of its proper divisors (41167).

65466413 is a wasteful number, since it uses less digits than its factorization.

65466413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41166.

The product of its digits is 51840, while the sum is 35.

The square root of 65466413 is about 8091.1317502560. The cubic root of 65466413 is about 403.0319866571.

The spelling of 65466413 in words is "sixty-five million, four hundred sixty-six thousand, four hundred thirteen".