65065507 has 12 divisors (see below), whose sum is σ = 70696560. Its totient is φ = 59855328.

The previous prime is 65065489. The next prime is 65065537. The reversal of 65065507 is 70556056.

It is not a de Polignac number, because 65065507 - 2¹¹ = 65063459 is a prime.

It is not an unprimeable number, because it can be changed into a prime (65065537) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 73753 + ... + 74629.

It is an arithmetic number, because the mean of its divisors is an integer number (5891380).

Almost surely, 2^65065507 is an apocalyptic number.

65065507 is a deficient number, since it is larger than the sum of its proper divisors (5631053).

65065507 is a wasteful number, since it uses less digits than its factorization.

65065507 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1342 (or 1329 counting only the distinct ones).

The product of its (nonzero) digits is 31500, while the sum is 34.

The square root of 65065507 is about 8066.3192969284. The cubic root of 65065507 is about 402.2076000906.

The spelling of 65065507 in words is "sixty-five million, sixty-five thousand, five hundred seven".