2111670511706 has 16 divisors (see below), whose sum is σ = 3620185676160. Its totient is φ = 904956876720.

The previous prime is 2111670511673. The next prime is 2111670511781. The reversal of 2111670511706 is 6071150761112.

It is a self number, because there is not a number n which added to its sum of digits gives 2111670511706.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3437030 + ... + 4004561.

It is an arithmetic number, because the mean of its divisors is an integer number (226261604760).

Almost surely, 2^{2111670511706} is an apocalyptic number.

2111670511706 is a deficient number, since it is larger than the sum of its proper divisors (1508515164454).

2111670511706 is a wasteful number, since it uses less digits than its factorization.

2111670511706 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7461869.

The product of its (nonzero) digits is 17640, while the sum is 38.

The spelling of 2111670511706 in words is "two trillion, one hundred eleven billion, six hundred seventy million, five hundred eleven thousand, seven hundred six".