52849578811 has 4 divisors (see below), whose sum is σ = 52861602672. Its totient is φ = 52837554952.

The previous prime is 52849578791. The next prime is 52849578829. The reversal of 52849578811 is 11887594825.

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 52849578811 - 2¹¹ = 52849576763 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52849576811) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6005335 + ... + 6014128.

It is an arithmetic number, because the mean of its divisors is an integer number (13215400668).

Almost surely, 2^52849578811 is an apocalyptic number.

52849578811 is a deficient number, since it is larger than the sum of its proper divisors (12023861).

52849578811 is a wasteful number, since it uses less digits than its factorization.

52849578811 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12023860.

The product of its digits is 6451200, while the sum is 58.

The spelling of 52849578811 in words is "fifty-two billion, eight hundred forty-nine million, five hundred seventy-eight thousand, eight hundred eleven".