6811639082 has 8 divisors (see below), whose sum is σ = 10226187552. Its totient is φ = 3402909900.

The previous prime is 6811639069. The next prime is 6811639097. The reversal of 6811639082 is 2809361186.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1451894 + ... + 1456577.

It is an arithmetic number, because the mean of its divisors is an integer number (1278273444).

Almost surely, 2^6811639082 is an apocalyptic number.

6811639082 is a deficient number, since it is larger than the sum of its proper divisors (3414548470).

6811639082 is a wasteful number, since it uses less digits than its factorization.

6811639082 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2909644.

The product of its (nonzero) digits is 124416, while the sum is 44.

The square root of 6811639082 is about 82532.6546404513. The cubic root of 6811639082 is about 1895.6167732183.

The spelling of 6811639082 in words is "six billion, eight hundred eleven million, six hundred thirty-nine thousand, eighty-two".