6444311662 has 8 divisors (see below), whose sum is σ = 10175229000. Its totient is φ = 3052568664.

The previous prime is 6444311623. The next prime is 6444311683. The reversal of 6444311662 is 2661134446.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 84793537 + ... + 84793612.

It is an arithmetic number, because the mean of its divisors is an integer number (1271903625).

Almost surely, 2^6444311662 is an apocalyptic number.

6444311662 is a deficient number, since it is larger than the sum of its proper divisors (3730917338).

6444311662 is a wasteful number, since it uses less digits than its factorization.

6444311662 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 169587170.

The product of its digits is 82944, while the sum is 37.

The square root of 6444311662 is about 80276.4701640524. The cubic root of 6444311662 is about 1860.9106095362.

The spelling of 6444311662 in words is "six billion, four hundred forty-four million, three hundred eleven thousand, six hundred sixty-two".