6662644262 has 8 divisors (see below), whose sum is σ = 9999342192. Its totient is φ = 3329530200.

The previous prime is 6662644231. The next prime is 6662644277. The reversal of 6662644262 is 2624462666.

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 (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 891314 + ... + 898757.

It is an arithmetic number, because the mean of its divisors is an integer number (1249917774).

Almost surely, 2^6662644262 is an apocalyptic number.

6662644262 is a deficient number, since it is larger than the sum of its proper divisors (3336697930).

6662644262 is a wasteful number, since it uses less digits than its factorization.

6662644262 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1791934.

The product of its digits is 995328, while the sum is 44.

The square root of 6662644262 is about 81625.0222787106. The cubic root of 6662644262 is about 1881.6934588365.

The spelling of 6662644262 in words is "six billion, six hundred sixty-two million, six hundred forty-four thousand, two hundred sixty-two".