11653912166 has 16 divisors (see below), whose sum is σ = 19226096064. Its totient is φ = 5264287104.

The previous prime is 11653912147. The next prime is 11653912211. The reversal of 11653912166 is 66121935611.

It is a Curzon number.

It is a congruent 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, 4767155 + ... + 4769598.

It is an arithmetic number, because the mean of its divisors is an integer number (1201631004).

Almost surely, 2^11653912166 is an apocalyptic number.

11653912166 is a deficient number, since it is larger than the sum of its proper divisors (7572183898).

11653912166 is a wasteful number, since it uses less digits than its factorization.

11653912166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9536815.

The product of its digits is 58320, while the sum is 41.

The spelling of 11653912166 in words is "eleven billion, six hundred fifty-three million, nine hundred twelve thousand, one hundred sixty-six".