11566510106 has 16 divisors (see below), whose sum is σ = 17384621760. Its totient is φ = 5771649600.

The previous prime is 11566510061. The next prime is 11566510139. The reversal of 11566510106 is 60101566511.

It is a Curzon number.

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, 2664770 + ... + 2669106.

It is an arithmetic number, because the mean of its divisors is an integer number (1086538860).

Almost surely, 2^11566510106 is an apocalyptic number.

11566510106 is a deficient number, since it is larger than the sum of its proper divisors (5818111654).

11566510106 is a wasteful number, since it uses less digits than its factorization.

11566510106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6709.

The product of its (nonzero) digits is 5400, while the sum is 32.

The spelling of 11566510106 in words is "eleven billion, five hundred sixty-six million, five hundred ten thousand, one hundred six".