158766166211 has 16 divisors (see below), whose sum is σ = 160485940224. Its totient is φ = 157054593024.

The previous prime is 158766166201. The next prime is 158766166217. The reversal of 158766166211 is 112661667851.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-158766166211 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 158766166211.

It is not an unprimeable number, because it can be changed into a prime (158766166217) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 93556115 + ... + 93557811.

It is an arithmetic number, because the mean of its divisors is an integer number (10030371264).

Almost surely, 2^158766166211 is an apocalyptic number.

158766166211 is a deficient number, since it is larger than the sum of its proper divisors (1719774013).

158766166211 is a wasteful number, since it uses less digits than its factorization.

158766166211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3550.

The product of its digits is 725760, while the sum is 50.

The spelling of 158766166211 in words is "one hundred fifty-eight billion, seven hundred sixty-six million, one hundred sixty-six thousand, two hundred eleven".