11706981706 has 32 divisors (see below), whose sum is σ = 20558678400. Its totient is φ = 4997680128.

The previous prime is 11706981697. The next prime is 11706981731. The reversal of 11706981706 is 60718960711.

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, 143101 + ... + 209503.

It is an arithmetic number, because the mean of its divisors is an integer number (642458700).

Almost surely, 2^11706981706 is an apocalyptic number.

11706981706 is a deficient number, since it is larger than the sum of its proper divisors (8851696694).

11706981706 is an equidigital number, since it uses as much as digits as its factorization.

11706981706 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66683 (or 66669 counting only the distinct ones).

The product of its (nonzero) digits is 127008, while the sum is 46.

The spelling of 11706981706 in words is "eleven billion, seven hundred six million, nine hundred eighty-one thousand, seven hundred six".