6606654072 has 16 divisors (see below), whose sum is σ = 16516635240. Its totient is φ = 2202218016.

The previous prime is 6606654071. The next prime is 6606654077. The reversal of 6606654072 is 2704566066.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6606654071) 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, 137638603 + ... + 137638650.

Almost surely, 2^6606654072 is an apocalyptic number.

It is an amenable number.

6606654072 is an abundant number, since it is smaller than the sum of its proper divisors (9909981168).

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

6606654072 is a wasteful number, since it uses less digits than its factorization.

6606654072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 275277262 (or 275277258 counting only the distinct ones).

The product of its (nonzero) digits is 362880, while the sum is 42.

The square root of 6606654072 is about 81281.3267116132. The cubic root of 6606654072 is about 1876.4076253662.

The spelling of 6606654072 in words is "six billion, six hundred six million, six hundred fifty-four thousand, seventy-two".