65322543016 has 8 divisors (see below), whose sum is σ = 122479768170. Its totient is φ = 32661271504.

The previous prime is 65322542927. The next prime is 65322543031. The reversal of 65322543016 is 61034522356.

It can be written as a sum of positive squares in only one way, i.e., 45877356100 + 19445186916 = 214190^2 + 139446^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4082658931 + ... + 4082658946.

Almost surely, 2^65322543016 is an apocalyptic number.

It is an amenable number.

65322543016 is a deficient number, since it is larger than the sum of its proper divisors (57157225154).

65322543016 is a wasteful number, since it uses less digits than its factorization.

65322543016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8165317883 (or 8165317879 counting only the distinct ones).

The product of its (nonzero) digits is 129600, while the sum is 37.

The spelling of 65322543016 in words is "sixty-five billion, three hundred twenty-two million, five hundred forty-three thousand, sixteen".