11940111115427 has 8 divisors (see below), whose sum is σ = 13026614552112. Its totient is φ = 10853780810400.

The previous prime is 11940111115417. The next prime is 11940111115433. The reversal of 11940111115427 is 72451111104911.

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

It is not a de Polignac number, because 11940111115427 - 2¹⁸ = 11940110853283 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11940111115417) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43138688 + ... + 43414589.

It is an arithmetic number, because the mean of its divisors is an integer number (1628326819014).

Almost surely, 2^{11940111115427} is an apocalyptic number.

11940111115427 is a deficient number, since it is larger than the sum of its proper divisors (1086503436685).

11940111115427 is a wasteful number, since it uses less digits than its factorization.

11940111115427 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86565829.

The product of its (nonzero) digits is 10080, while the sum is 38.

The spelling of 11940111115427 in words is "eleven trillion, nine hundred forty billion, one hundred eleven million, one hundred fifteen thousand, four hundred twenty-seven".