6852448891 has 4 divisors (see below), whose sum is σ = 6923092792. Its totient is φ = 6781804992.

The previous prime is 6852448873. The next prime is 6852448921. The reversal of 6852448891 is 1988442586.

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-6852448891 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6852440891) 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, 35321805 + ... + 35321998.

It is an arithmetic number, because the mean of its divisors is an integer number (1730773198).

Almost surely, 2^6852448891 is an apocalyptic number.

6852448891 is a deficient number, since it is larger than the sum of its proper divisors (70643901).

6852448891 is an equidigital number, since it uses as much as digits as its factorization.

6852448891 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70643900.

The product of its digits is 4423680, while the sum is 55.

The square root of 6852448891 is about 82779.5197557947. The cubic root of 6852448891 is about 1899.3949034361.

The spelling of 6852448891 in words is "six billion, eight hundred fifty-two million, four hundred forty-eight thousand, eight hundred ninety-one".