65702568712 has 32 divisors (see below), whose sum is σ = 134691012000. Its totient is φ = 29798272000.

The previous prime is 65702568709. The next prime is 65702568761. The reversal of 65702568712 is 21786520756.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 791914 + ... + 870937.

It is an arithmetic number, because the mean of its divisors is an integer number (4209094125).

Almost surely, 2^65702568712 is an apocalyptic number.

It is an amenable number.

65702568712 is an abundant number, since it is smaller than the sum of its proper divisors (68988443288).

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

65702568712 is a wasteful number, since it uses less digits than its factorization.

65702568712 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1663317 (or 1663313 counting only the distinct ones).

The product of its (nonzero) digits is 1411200, while the sum is 49.

The spelling of 65702568712 in words is "sixty-five billion, seven hundred two million, five hundred sixty-eight thousand, seven hundred twelve".