6669500297 has 8 divisors (see below), whose sum is σ = 6683202120. Its totient is φ = 6655812480.

The previous prime is 6669500287. The next prime is 6669500317. The reversal of 6669500297 is 7920059666.

It can be written as a sum of positive squares in 4 ways, for example, as 3087358096 + 3582142201 = 55564^2 + 59851^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 6669500297 - 2⁴ = 6669500281 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6669500237) 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 7 ways as a sum of consecutive naturals, for example, 1669979 + ... + 1673967.

It is an arithmetic number, because the mean of its divisors is an integer number (835400265).

Almost surely, 2^6669500297 is an apocalyptic number.

It is an amenable number.

6669500297 is a deficient number, since it is larger than the sum of its proper divisors (13701823).

6669500297 is a wasteful number, since it uses less digits than its factorization.

6669500297 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7003.

The product of its (nonzero) digits is 1224720, while the sum is 50.

The square root of 6669500297 is about 81667.0086203725. The cubic root of 6669500297 is about 1882.3386748145.

The spelling of 6669500297 in words is "six billion, six hundred sixty-nine million, five hundred thousand, two hundred ninety-seven".