65485199 has 8 divisors (see below), whose sum is σ = 70659120. Its totient is φ = 60330816.

The previous prime is 65485193. The next prime is 65485213. The reversal of 65485199 is 99158456.

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 65485199 - 2⁸ = 65484943 is a prime.

It is a super-2 number, since 2×65485199² = 8576622576139202, which contains 22 as substring.

It is a Duffinian number.

It is a zygodrome in base 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65485193) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2507 + ... + 11715.

It is an arithmetic number, because the mean of its divisors is an integer number (8832390).

Almost surely, 2^65485199 is an apocalyptic number.

65485199 is a deficient number, since it is larger than the sum of its proper divisors (5173921).

65485199 is a wasteful number, since it uses less digits than its factorization.

65485199 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9769.

The product of its digits is 388800, while the sum is 47.

The square root of 65485199 is about 8092.2925676226. The cubic root of 65485199 is about 403.0705338268.

The spelling of 65485199 in words is "sixty-five million, four hundred eighty-five thousand, one hundred ninety-nine".