65275199 has 8 divisors (see below), whose sum is σ = 72213120. Its totient is φ = 58504600.

The previous prime is 65275193. The next prime is 65275207. The reversal of 65275199 is 99157256.

It is a happy number.

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

It is not a de Polignac number, because 65275199 - 2¹² = 65271103 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 (65275193) 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, 41009 + ... + 42570.

It is an arithmetic number, because the mean of its divisors is an integer number (9026640).

Almost surely, 2^65275199 is an apocalyptic number.

65275199 is a deficient number, since it is larger than the sum of its proper divisors (6937921).

65275199 is a wasteful number, since it uses less digits than its factorization.

65275199 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83661.

The product of its digits is 170100, while the sum is 44.

The square root of 65275199 is about 8079.3068390797. The cubic root of 65275199 is about 402.6392126759.

The spelling of 65275199 in words is "sixty-five million, two hundred seventy-five thousand, one hundred ninety-nine".