8449211775 has 48 divisors (see below), whose sum is σ = 14369357088. Its totient is φ = 4377600000.

The previous prime is 8449211723. The next prime is 8449211791. The reversal of 8449211775 is 5771129448.

It is not a de Polignac number, because 8449211775 - 2⁹ = 8449211263 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2109775 + ... + 2113775.

It is an arithmetic number, because the mean of its divisors is an integer number (299361606).

Almost surely, 2^8449211775 is an apocalyptic number.

8449211775 is a deficient number, since it is larger than the sum of its proper divisors (5920145313).

8449211775 is a wasteful number, since it uses less digits than its factorization.

8449211775 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4812 (or 4807 counting only the distinct ones).

The product of its digits is 564480, while the sum is 48.

The square root of 8449211775 is about 91919.5940754745. The cubic root of 8449211775 is about 2036.7547220930.

The spelling of 8449211775 in words is "eight billion, four hundred forty-nine million, two hundred eleven thousand, seven hundred seventy-five".