6664396282 has 4 divisors (see below), whose sum is σ = 9996594426. Its totient is φ = 3332198140.

The previous prime is 6664396279. The next prime is 6664396307. The reversal of 6664396282 is 2826934666.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 4696497961 + 1967898321 = 68531^2 + 44361^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1666099069 + ... + 1666099072.

Almost surely, 2^6664396282 is an apocalyptic number.

6664396282 is a deficient number, since it is larger than the sum of its proper divisors (3332198144).

6664396282 is a wasteful number, since it uses less digits than its factorization.

6664396282 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3332198143.

The product of its digits is 4478976, while the sum is 52.

The square root of 6664396282 is about 81635.7536989768. The cubic root of 6664396282 is about 1881.8583821269.

The spelling of 6664396282 in words is "six billion, six hundred sixty-four million, three hundred ninety-six thousand, two hundred eighty-two".