11705705706 has 64 divisors (see below), whose sum is σ = 24815278080. Its totient is φ = 3670894080.

The previous prime is 11705705653. The next prime is 11705705707. The reversal of 11705705706 is 60750750711.

It is not an unprimeable number, because it can be changed into a prime (11705705707) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 17392986 + ... + 17393658.

It is an arithmetic number, because the mean of its divisors is an integer number (387738720).

Almost surely, 2^11705705706 is an apocalyptic number.

11705705706 is an abundant number, since it is smaller than the sum of its proper divisors (13109572374).

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

11705705706 is a wasteful number, since it uses less digits than its factorization.

11705705706 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1531.

The product of its (nonzero) digits is 51450, while the sum is 39.

The spelling of 11705705706 in words is "eleven billion, seven hundred five million, seven hundred five thousand, seven hundred six".