11771847883371 has 4 divisors (see below), whose sum is σ = 15695797177832. Its totient is φ = 7847898588912.

The previous prime is 11771847883333. The next prime is 11771847883373. The reversal of 11771847883371 is 17338874817711.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 11771847883371 - 2⁹ = 11771847882859 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11771847883373) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1961974647226 + ... + 1961974647231.

It is an arithmetic number, because the mean of its divisors is an integer number (3923949294458).

Almost surely, 2^{11771847883371} is an apocalyptic number.

11771847883371 is a deficient number, since it is larger than the sum of its proper divisors (3923949294461).

11771847883371 is an equidigital number, since it uses as much as digits as its factorization.

11771847883371 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3923949294460.

The product of its digits is 44255232, while the sum is 66.

The spelling of 11771847883371 in words is "eleven trillion, seven hundred seventy-one billion, eight hundred forty-seven million, eight hundred eighty-three thousand, three hundred seventy-one".