8849957188771 has 4 divisors (see below), whose sum is σ = 8849971409512. Its totient is φ = 8849942968032.

The previous prime is 8849957188757. The next prime is 8849957188781. The reversal of 8849957188771 is 1778817599488.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 8849957188771 - 2¹¹ = 8849957186723 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8849957188741) 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 3 ways as a sum of consecutive naturals, for example, 6132006 + ... + 7436491.

It is an arithmetic number, because the mean of its divisors is an integer number (2212492852378).

Almost surely, 2^{8849957188771} is an apocalyptic number.

8849957188771 is a deficient number, since it is larger than the sum of its proper divisors (14220741).

8849957188771 is a wasteful number, since it uses less digits than its factorization.

8849957188771 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14220740.

The product of its digits is 2275983360, while the sum is 82.

The spelling of 8849957188771 in words is "eight trillion, eight hundred forty-nine billion, nine hundred fifty-seven million, one hundred eighty-eight thousand, seven hundred seventy-one".