6613035138 has 24 divisors (see below), whose sum is σ = 14335949628. Its totient is φ = 2203159392.

The previous prime is 6613035137. The next prime is 6613035203. The reversal of 6613035138 is 8315303166.

It is a happy number.

6613035138 is a `hidden beast` number, since 6 + 6 + 130 + 3 + 513 + 8 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 6098516649 + 514518489 = 78093^2 + 22683^2 .

It is not an unprimeable number, because it can be changed into a prime (6613035131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 64081 + ... + 131652.

Almost surely, 2^6613035138 is an apocalyptic number.

6613035138 is an abundant number, since it is smaller than the sum of its proper divisors (7722914490).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6613035138 is a wasteful number, since it uses less digits than its factorization.

6613035138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 197618 (or 197615 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 36.

The square root of 6613035138 is about 81320.5702021327. The cubic root of 6613035138 is about 1877.0115431718.

The spelling of 6613035138 in words is "six billion, six hundred thirteen million, thirty-five thousand, one hundred thirty-eight".