156116615011166 has 4 divisors (see below), whose sum is σ = 234174922516752. Its totient is φ = 78058307505582.

The previous prime is 156116615011163. The next prime is 156116615011199. The reversal of 156116615011166 is 661110516611651.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 156116615011166.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (156116615011163) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 39029153752790 + ... + 39029153752793.

It is an arithmetic number, because the mean of its divisors is an integer number (58543730629188).

Almost surely, 2^{156116615011166} is an apocalyptic number.

156116615011166 is a deficient number, since it is larger than the sum of its proper divisors (78058307505586).

156116615011166 is an equidigital number, since it uses as much as digits as its factorization.

156116615011166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78058307505585.

The product of its (nonzero) digits is 194400, while the sum is 47.

The spelling of 156116615011166 in words is "one hundred fifty-six trillion, one hundred sixteen billion, six hundred fifteen million, eleven thousand, one hundred sixty-six".