11794543601091 has 24 divisors (see below), whose sum is σ = 16661889250704. Its totient is φ = 7420200099840.

The previous prime is 11794543601077. The next prime is 11794543601173. The reversal of 11794543601091 is 19010634549711.

It is a de Polignac number, because none of the positive numbers 2^k-11794543601091 is a prime.

It is a super-2 number, since 2×11794543601091² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11794543701091) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 20909650 + ... + 21466311.

It is an arithmetic number, because the mean of its divisors is an integer number (694245385446).

Almost surely, 2^{11794543601091} is an apocalyptic number.

11794543601091 is a deficient number, since it is larger than the sum of its proper divisors (4867345649613).

11794543601091 is a wasteful number, since it uses less digits than its factorization.

11794543601091 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42376259 (or 42376240 counting only the distinct ones).

The product of its (nonzero) digits is 816480, while the sum is 51.

The spelling of 11794543601091 in words is "eleven trillion, seven hundred ninety-four billion, five hundred forty-three million, six hundred one thousand, ninety-one".