6602149006809 has 4 divisors (see below), whose sum is σ = 8802865342416. Its totient is φ = 4401432671204.

The previous prime is 6602149006801. The next prime is 6602149006819. The reversal of 6602149006809 is 9086009412066.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 6602149006809 - 2³ = 6602149006801 is a prime.

It is a super-3 number, since 3×6602149006809³ (a number of 39 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (6602149006801) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1100358167799 + ... + 1100358167804.

It is an arithmetic number, because the mean of its divisors is an integer number (2200716335604).

Almost surely, 2^{6602149006809} is an apocalyptic number.

It is an amenable number.

6602149006809 is a deficient number, since it is larger than the sum of its proper divisors (2200716335607).

6602149006809 is a wasteful number, since it uses less digits than its factorization.

6602149006809 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2200716335606.

The product of its (nonzero) digits is 1119744, while the sum is 51.

The spelling of 6602149006809 in words is "six trillion, six hundred two billion, one hundred forty-nine million, six thousand, eight hundred nine".