65076564 has 96 divisors (see below), whose sum is σ = 182296576. Its totient is φ = 17677440.

The previous prime is 65076563. The next prime is 65076589. The reversal of 65076564 is 46567056.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65076563) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 174282 + ... + 174654.

Almost surely, 2^65076564 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 65076564, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (91148288).

65076564 is an abundant number, since it is smaller than the sum of its proper divisors (117220012).

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

65076564 is a wasteful number, since it uses less digits than its factorization.

65076564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 485 (or 483 counting only the distinct ones).

The product of its (nonzero) digits is 151200, while the sum is 39.

The square root of 65076564 is about 8067.0046485669. The cubic root of 65076564 is about 402.2303820414.

The spelling of 65076564 in words is "sixty-five million, seventy-six thousand, five hundred sixty-four".