65116605 has 8 divisors (see below), whose sum is σ = 104186592. Its totient is φ = 34728848.

The previous prime is 65116567. The next prime is 65116609. The reversal of 65116605 is 50661156.

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 65116605 - 2⁸ = 65116349 is a prime.

It is a super-3 number, since 3×65116605³ (a number of 24 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65116609) 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, 2170539 + ... + 2170568.

It is an arithmetic number, because the mean of its divisors is an integer number (13023324).

Almost surely, 2^65116605 is an apocalyptic number.

It is an amenable number.

65116605 is a deficient number, since it is larger than the sum of its proper divisors (39069987).

65116605 is a wasteful number, since it uses less digits than its factorization.

65116605 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4341115.

The product of its (nonzero) digits is 5400, while the sum is 30.

The square root of 65116605 is about 8069.4860431133. The cubic root of 65116605 is about 402.3128613224.

The spelling of 65116605 in words is "sixty-five million, one hundred sixteen thousand, six hundred five".