6604838397 has 24 divisors (see below), whose sum is σ = 9621204320. Its totient is φ = 4365977760.

The previous prime is 6604838389. The next prime is 6604838411. The reversal of 6604838397 is 7938384066.

It is not a de Polignac number, because 6604838397 - 2³ = 6604838389 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6604838377) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1131747 + ... + 1137567.

Almost surely, 2^6604838397 is an apocalyptic number.

It is an amenable number.

6604838397 is a deficient number, since it is larger than the sum of its proper divisors (3016365923).

6604838397 is a wasteful number, since it uses less digits than its factorization.

6604838397 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6873 (or 6870 counting only the distinct ones).

The product of its (nonzero) digits is 5225472, while the sum is 54.

The square root of 6604838397 is about 81270.1568658508. The cubic root of 6604838397 is about 1876.2357149190.

The spelling of 6604838397 in words is "six billion, six hundred four million, eight hundred thirty-eight thousand, three hundred ninety-seven".