8000046000066 has 32 divisors (see below), whose sum is σ = 16033456133568. Its totient is φ = 2661125322240.

The previous prime is 8000046000047. The next prime is 8000046000091. The reversal of 8000046000066 is 6600006400008.

It is a happy number.

8000046000066 is a nontrivial binomial coefficient, being equal to C(4000012, 2).

It is a junction number, because it is equal to n+sod(n) for n = 8000045999997 and 8000046000042.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7500021 + ... + 8500023.

It is an arithmetic number, because the mean of its divisors is an integer number (501045504174).

Almost surely, 2^{8000046000066} is an apocalyptic number.

8000046000066 is the 4000011-st triangular number and also the 2000006-th hexagonal number.

8000046000066 is an abundant number, since it is smaller than the sum of its proper divisors (8033410133502).

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

8000046000066 is a wasteful number, since it uses less digits than its factorization.

8000046000066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1002786.

The product of its (nonzero) digits is 6912, while the sum is 30.

The spelling of 8000046000066 in words is "eight trillion, forty-six million, sixty-six", and thus it is an aban number and an uban number.