65070666516 has 12 divisors (see below), whose sum is σ = 151831555232. Its totient is φ = 21690222168.

The previous prime is 65070666511. The next prime is 65070666541. The reversal of 65070666516 is 61566607056.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65070666511) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2711277760 + ... + 2711277783.

Almost surely, 2^65070666516 is an apocalyptic number.

It is an amenable number.

65070666516 is an abundant number, since it is smaller than the sum of its proper divisors (86760888716).

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

65070666516 is a wasteful number, since it uses less digits than its factorization.

65070666516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5422555550 (or 5422555548 counting only the distinct ones).

The product of its (nonzero) digits is 1360800, while the sum is 48.

The spelling of 65070666516 in words is "sixty-five billion, seventy million, six hundred sixty-six thousand, five hundred sixteen".