11156717066 has 8 divisors (see below), whose sum is σ = 18256446144. Its totient is φ = 5071235020.

The previous prime is 11156716999. The next prime is 11156717081. The reversal of 11156717066 is 66071765111.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 253561730 + ... + 253561773.

It is an arithmetic number, because the mean of its divisors is an integer number (2282055768).

Almost surely, 2^11156717066 is an apocalyptic number.

11156717066 is a deficient number, since it is larger than the sum of its proper divisors (7099729078).

11156717066 is a wasteful number, since it uses less digits than its factorization.

11156717066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 507123516.

The product of its (nonzero) digits is 52920, while the sum is 41.

The spelling of 11156717066 in words is "eleven billion, one hundred fifty-six million, seven hundred seventeen thousand, sixty-six".