65514000645 has 24 divisors (see below), whose sum is σ = 113634084096. Its totient is φ = 34917267168.

The previous prime is 65514000589. The next prime is 65514000667. The reversal of 65514000645 is 54600041556.

65514000645 is a `hidden beast` number, since 6 + 5 + 5 + 1 + 4 + 0 + 0 + 0 + 645 = 666.

It is not a de Polignac number, because 65514000645 - 2⁸ = 65514000389 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 422617 + ... + 556446.

It is an arithmetic number, because the mean of its divisors is an integer number (4734753504).

Almost surely, 2^65514000645 is an apocalyptic number.

It is an amenable number.

65514000645 is a deficient number, since it is larger than the sum of its proper divisors (48120083451).

65514000645 is a wasteful number, since it uses less digits than its factorization.

65514000645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 980561 (or 980558 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 36.

The spelling of 65514000645 in words is "sixty-five billion, five hundred fourteen million, six hundred forty-five", and thus it is an aban number.