6339940611 has 32 divisors (see below), whose sum is σ = 9010206720. Its totient is φ = 3951573504.

The previous prime is 6339940601. The next prime is 6339940619. The reversal of 6339940611 is 1160499336.

It is not a de Polignac number, because 6339940611 - 2¹⁰ = 6339939587 is a prime.

It is not an unprimeable number, because it can be changed into a prime (6339940619) 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 31 ways as a sum of consecutive naturals, for example, 7345966 + ... + 7346828.

It is an arithmetic number, because the mean of its divisors is an integer number (281568960).

Almost surely, 2^6339940611 is an apocalyptic number.

6339940611 is a deficient number, since it is larger than the sum of its proper divisors (2670266109).

6339940611 is a wasteful number, since it uses less digits than its factorization.

6339940611 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1675.

The product of its (nonzero) digits is 104976, while the sum is 42.

The square root of 6339940611 is about 79623.7440152119. The cubic root of 6339940611 is about 1850.8095420726.

The spelling of 6339940611 in words is "six billion, three hundred thirty-nine million, nine hundred forty thousand, six hundred eleven".