11755401439171 has 16 divisors (see below), whose sum is σ = 12899575990336. Its totient is φ = 10647040536576.

The previous prime is 11755401439163. The next prime is 11755401439267. The reversal of 11755401439171 is 17193410455711.

It is a cyclic number.

It is not a de Polignac number, because 11755401439171 - 2³ = 11755401439163 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11755401439121) 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, 31907895 + ... + 32274208.

It is an arithmetic number, because the mean of its divisors is an integer number (806223499396).

Almost surely, 2^{11755401439171} is an apocalyptic number.

11755401439171 is a deficient number, since it is larger than the sum of its proper divisors (1144174551165).

11755401439171 is a wasteful number, since it uses less digits than its factorization.

11755401439171 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64182382.

The product of its (nonzero) digits is 529200, while the sum is 49.

The spelling of 11755401439171 in words is "eleven trillion, seven hundred fifty-five billion, four hundred one million, four hundred thirty-nine thousand, one hundred seventy-one".