65196617 has 8 divisors (see below), whose sum is σ = 66394560. Its totient is φ = 64002960.

The previous prime is 65196587. The next prime is 65196623. The reversal of 65196617 is 71669156.

65196617 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 65196617 - 2⁸ = 65196361 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (65196647) 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 7 ways as a sum of consecutive naturals, for example, 55478 + ... + 56640.

It is an arithmetic number, because the mean of its divisors is an integer number (8299320).

Almost surely, 2^65196617 is an apocalyptic number.

It is an amenable number.

65196617 is a deficient number, since it is larger than the sum of its proper divisors (1197943).

65196617 is a wasteful number, since it uses less digits than its factorization.

65196617 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2143.

The product of its digits is 68040, while the sum is 41.

The square root of 65196617 is about 8074.4422098372. The cubic root of 65196617 is about 402.4775744614.

The spelling of 65196617 in words is "sixty-five million, one hundred ninety-six thousand, six hundred seventeen".