6635423345602 has 8 divisors (see below), whose sum is σ = 9972689312700. Its totient is φ = 3311193574704.

The previous prime is 6635423345527. The next prime is 6635423345609. The reversal of 6635423345602 is 2065433245366.

It can be written as a sum of positive squares in 2 ways, for example, as 6505361414721 + 130061930881 = 2550561^2 + 360641^2 .

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

It is not an unprimeable number, because it can be changed into a prime (6635423345609) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3259047777 + ... + 3259049812.

Almost surely, 2^{6635423345602} is an apocalyptic number.

6635423345602 is a deficient number, since it is larger than the sum of its proper divisors (3337265967098).

6635423345602 is a wasteful number, since it uses less digits than its factorization.

6635423345602 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6518098100.

The product of its (nonzero) digits is 9331200, while the sum is 49.

The spelling of 6635423345602 in words is "six trillion, six hundred thirty-five billion, four hundred twenty-three million, three hundred forty-five thousand, six hundred two".