11601167863161 has 16 divisors (see below), whose sum is σ = 15488328168000. Its totient is φ = 7724060951808.

The previous prime is 11601167863141. The next prime is 11601167863231. The reversal of 11601167863161 is 16136876110611.

It is not a de Polignac number, because 11601167863161 - 2⁹ = 11601167862649 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11601167863161.

It is not an unprimeable number, because it can be changed into a prime (11601167863141) 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, 40263570 + ... + 40550676.

It is an arithmetic number, because the mean of its divisors is an integer number (968020510500).

Almost surely, 2^{11601167863161} is an apocalyptic number.

It is an amenable number.

11601167863161 is a deficient number, since it is larger than the sum of its proper divisors (3887160304839).

11601167863161 is a wasteful number, since it uses less digits than its factorization.

11601167863161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 304568.

The product of its (nonzero) digits is 217728, while the sum is 48.

The spelling of 11601167863161 in words is "eleven trillion, six hundred one billion, one hundred sixty-seven million, eight hundred sixty-three thousand, one hundred sixty-one".