2971475886666 has 48 divisors (see below), whose sum is σ = 7081844999040. Its totient is φ = 828285958080.

The previous prime is 2971475886593. The next prime is 2971475886671. The reversal of 2971475886666 is 6666885741792.

2971475886666 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 123244786 + ... + 123268893.

It is an arithmetic number, because the mean of its divisors is an integer number (147538437480).

Almost surely, 2^{2971475886666} is an apocalyptic number.

2971475886666 is an abundant number, since it is smaller than the sum of its proper divisors (4110369112374).

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

2971475886666 is a wasteful number, since it uses less digits than its factorization.

2971475886666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 246513739 (or 246513732 counting only the distinct ones).

The product of its digits is 1463132160, while the sum is 75.

The spelling of 2971475886666 in words is "two trillion, nine hundred seventy-one billion, four hundred seventy-five million, eight hundred eighty-six thousand, six hundred sixty-six".