11701852478191 has 8 divisors (see below), whose sum is σ = 12529412436960. Its totient is φ = 10889760930048.

The previous prime is 11701852478189. The next prime is 11701852478233. The reversal of 11701852478191 is 19187425810711.

11701852478191 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 11701852478191 - 2¹ = 11701852478189 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11701852478111) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3867101091 + ... + 3867104116.

It is an arithmetic number, because the mean of its divisors is an integer number (1566176554620).

Almost surely, 2^{11701852478191} is an apocalyptic number.

11701852478191 is a deficient number, since it is larger than the sum of its proper divisors (827559958769).

11701852478191 is an equidigital number, since it uses as much as digits as its factorization.

11701852478191 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7734205313.

The product of its (nonzero) digits is 1128960, while the sum is 55.

The spelling of 11701852478191 in words is "eleven trillion, seven hundred one billion, eight hundred fifty-two million, four hundred seventy-eight thousand, one hundred ninety-one".