65534616 has 128 divisors (see below), whose sum is σ = 210816000. Its totient is φ = 18475776.

The previous prime is 65534597. The next prime is 65534627. The reversal of 65534616 is 61643556.

65534616 is a `hidden beast` number, since 6 + 5 + 5 + 34 + 616 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a zygodrome in base 11.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 134325 + ... + 134811.

It is an arithmetic number, because the mean of its divisors is an integer number (1647000).

Almost surely, 2^65534616 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 65534616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (105408000).

65534616 is an abundant number, since it is smaller than the sum of its proper divisors (145281384).

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

65534616 is a wasteful number, since it uses less digits than its factorization.

65534616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 598 (or 588 counting only the distinct ones).

The product of its digits is 64800, while the sum is 36.

The square root of 65534616 is about 8095.3453292617. The cubic root of 65534616 is about 403.1718978430.

The spelling of 65534616 in words is "sixty-five million, five hundred thirty-four thousand, six hundred sixteen".