65012116672 has 28 divisors (see below), whose sum is σ = 129100158360. Its totient is φ = 32482942976.

The previous prime is 65012116661. The next prime is 65012116691. The reversal of 65012116672 is 27661121056.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 270298 + ... + 450649.

Almost surely, 2^65012116672 is an apocalyptic number.

It is an amenable number.

65012116672 is a deficient number, since it is larger than the sum of its proper divisors (64088041688).

65012116672 is a wasteful number, since it uses less digits than its factorization.

65012116672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 722368 (or 722358 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 37.

The spelling of 65012116672 in words is "sixty-five billion, twelve million, one hundred sixteen thousand, six hundred seventy-two".