849133530187 has 4 divisors (see below), whose sum is σ = 869844104136. Its totient is φ = 828422956240.

The previous prime is 849133530131. The next prime is 849133530229. The reversal of 849133530187 is 781035331948.

849133530187 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-849133530187 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (849133530127) 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, 10355286913 + ... + 10355286994.

It is an arithmetic number, because the mean of its divisors is an integer number (217461026034).

Almost surely, 2^849133530187 is an apocalyptic number.

849133530187 is a deficient number, since it is larger than the sum of its proper divisors (20710573949).

849133530187 is a wasteful number, since it uses less digits than its factorization.

849133530187 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20710573948.

The product of its (nonzero) digits is 2177280, while the sum is 52.

The spelling of 849133530187 in words is "eight hundred forty-nine billion, one hundred thirty-three million, five hundred thirty thousand, one hundred eighty-seven".