65196616 has 8 divisors (see below), whose sum is σ = 122243670. Its totient is φ = 32598304.

The previous prime is 65196587. The next prime is 65196623. The reversal of 65196616 is 61669156.

It can be written as a sum of positive squares in only one way, i.e., 64480900 + 715716 = 8030^2 + 846^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a zygodrome in base 3.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4074781 + ... + 4074796.

Almost surely, 2^65196616 is an apocalyptic number.

It is an amenable number.

65196616 is a deficient number, since it is larger than the sum of its proper divisors (57047054).

65196616 is a wasteful number, since it uses less digits than its factorization.

65196616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8149583 (or 8149579 counting only the distinct ones).

The product of its digits is 58320, while the sum is 40.

The square root of 65196616 is about 8074.4421479134. The cubic root of 65196616 is about 402.4775724036.

The spelling of 65196616 in words is "sixty-five million, one hundred ninety-six thousand, six hundred sixteen".