65516067 has 8 divisors (see below), whose sum is σ = 97060880. Its totient is φ = 43677360.

The previous prime is 65516063. The next prime is 65516069. The reversal of 65516067 is 76061556.

It is a happy number.

It is not a de Polignac number, because 65516067 - 2² = 65516063 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 (65516063) 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, 1213234 + ... + 1213287.

It is an arithmetic number, because the mean of its divisors is an integer number (12132610).

Almost surely, 2^65516067 is an apocalyptic number.

65516067 is a deficient number, since it is larger than the sum of its proper divisors (31544813).

65516067 is a wasteful number, since it uses less digits than its factorization.

65516067 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2426530 (or 2426524 counting only the distinct ones).

The product of its (nonzero) digits is 37800, while the sum is 36.

The square root of 65516067 is about 8094.1995898297. The cubic root of 65516067 is about 403.1338561602.

The spelling of 65516067 in words is "sixty-five million, five hundred sixteen thousand, sixty-seven".