7066123074864 has 100 divisors (see below), whose sum is σ = 23373040289104. Its totient is φ = 2018892304512.

The previous prime is 7066123074859. The next prime is 7066123074889. The reversal of 7066123074864 is 4684703216607.

7066123074864 is a `hidden beast` number, since 70 + 6 + 61 + 2 + 30 + 7 + 486 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a self number, because there is not a number n which added to its sum of digits gives 7066123074864.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 389437747 + ... + 389455890.

Almost surely, 2^{7066123074864} is an apocalyptic number.

It is an amenable number.

7066123074864 is an abundant number, since it is smaller than the sum of its proper divisors (16306917214240).

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

7066123074864 is a wasteful number, since it uses less digits than its factorization.

7066123074864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 778893664 (or 778893649 counting only the distinct ones).

The product of its (nonzero) digits is 8128512, while the sum is 54.

The spelling of 7066123074864 in words is "seven trillion, sixty-six billion, one hundred twenty-three million, seventy-four thousand, eight hundred sixty-four".