65675617 has 8 divisors (see below), whose sum is σ = 75168000. Its totient is φ = 56210784.

The previous prime is 65675593. The next prime is 65675627. The reversal of 65675617 is 71657656.

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

It is not a de Polignac number, because 65675617 - 2¹⁹ = 65151329 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (65675627) 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, 1492 + ... + 11557.

It is an arithmetic number, because the mean of its divisors is an integer number (9396000).

Almost surely, 2^65675617 is an apocalyptic number.

It is an amenable number.

65675617 is a deficient number, since it is larger than the sum of its proper divisors (9492383).

65675617 is a wasteful number, since it uses less digits than its factorization.

65675617 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13775.

The product of its digits is 264600, while the sum is 43.

The square root of 65675617 is about 8104.0494198888. The cubic root of 65675617 is about 403.4608388776.

The spelling of 65675617 in words is "sixty-five million, six hundred seventy-five thousand, six hundred seventeen".