65361322160 has 40 divisors (see below), whose sum is σ = 153161673216. Its totient is φ = 25938662400.

The previous prime is 65361322139. The next prime is 65361322181. The reversal of 65361322160 is 6122316356.

It is an interprime number because it is at equal distance from previous prime (65361322139) and next prime (65361322181).

It is a tau number, because it is divible by the number of its divisors (40).

It is a self number, because there is not a number n which added to its sum of digits gives 65361322160.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3206441 + ... + 3226760.

Almost surely, 2^65361322160 is an apocalyptic number.

It is an amenable number.

65361322160 is an abundant number, since it is smaller than the sum of its proper divisors (87800351056).

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

65361322160 is a wasteful number, since it uses less digits than its factorization.

65361322160 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6433341 (or 6433335 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 35.

The spelling of 65361322160 in words is "sixty-five billion, three hundred sixty-one million, three hundred twenty-two thousand, one hundred sixty".