6601334140 has 12 divisors (see below), whose sum is σ = 13862801736. Its totient is φ = 2640533648.

The previous prime is 6601334123. The next prime is 6601334203. The reversal of 6601334140 is 414331066.

It is a super-2 number, since 2×6601334140² = 87155224855859079200, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 6601334099 and 6601334108.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 165033334 + ... + 165033373.

It is an arithmetic number, because the mean of its divisors is an integer number (1155233478).

Almost surely, 2^6601334140 is an apocalyptic number.

It is an amenable number.

6601334140 is an abundant number, since it is smaller than the sum of its proper divisors (7261467596).

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

6601334140 is a wasteful number, since it uses less digits than its factorization.

6601334140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 330066716 (or 330066714 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 28.

The square root of 6601334140 is about 81248.5946955392. The cubic root of 6601334140 is about 1875.9038382522.

The spelling of 6601334140 in words is "six billion, six hundred one million, three hundred thirty-four thousand, one hundred forty".