6349449436 has 24 divisors (see below), whose sum is σ = 12241701360. Its totient is φ = 2857536000.

The previous prime is 6349449427. The next prime is 6349449487.

6349449436 is nontrivially palindromic in base 10.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 709941 + ... + 718828.

It is an arithmetic number, because the mean of its divisors is an integer number (510070890).

Almost surely, 2^6349449436 is an apocalyptic number.

It is an amenable number.

6349449436 is a deficient number, since it is larger than the sum of its proper divisors (5892251924).

6349449436 is a wasteful number, since it uses less digits than its factorization.

6349449436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1428885 (or 1428883 counting only the distinct ones).

The product of its digits is 6718464, while the sum is 52.

The square root of 6349449436 is about 79683.4326318840. The cubic root of 6349449436 is about 1851.7343789620.

The spelling of 6349449436 in words is "six billion, three hundred forty-nine million, four hundred forty-nine thousand, four hundred thirty-six".