65136484 has 36 divisors (see below), whose sum is σ = 139586160. Its totient is φ = 26444880.

The previous prime is 65136473. The next prime is 65136499. The reversal of 65136484 is 48463156.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5022 + ... + 12469.

Almost surely, 2^65136484 is an apocalyptic number.

It is an amenable number.

65136484 is an abundant number, since it is smaller than the sum of its proper divisors (74449676).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

65136484 is a wasteful number, since it uses less digits than its factorization.

65136484 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17528 (or 17519 counting only the distinct ones).

The product of its digits is 69120, while the sum is 37.

The square root of 65136484 is about 8070.7176880374. The cubic root of 65136484 is about 402.3537969315.

The spelling of 65136484 in words is "sixty-five million, one hundred thirty-six thousand, four hundred eighty-four".