4451642316065 has 96 divisors (see below), whose sum is σ = 6360379200000. Its totient is φ = 2981623357440.

The previous prime is 4451642316001. The next prime is 4451642316089. The reversal of 4451642316065 is 5606132461544.

It is not a de Polignac number, because 4451642316065 - 2⁶ = 4451642316001 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 2586659405 + ... + 2586661125.

It is an arithmetic number, because the mean of its divisors is an integer number (66253950000).

Almost surely, 2^{4451642316065} is an apocalyptic number.

It is an amenable number.

4451642316065 is a deficient number, since it is larger than the sum of its proper divisors (1908736883935).

4451642316065 is a wasteful number, since it uses less digits than its factorization.

4451642316065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3175 (or 3168 counting only the distinct ones).

The product of its (nonzero) digits is 2073600, while the sum is 47.

The spelling of 4451642316065 in words is "four trillion, four hundred fifty-one billion, six hundred forty-two million, three hundred sixteen thousand, sixty-five".