6600570020 has 96 divisors (see below), whose sum is σ = 15631128576. Its totient is φ = 2320534400.

The previous prime is 6600570019. The next prime is 6600570023. The reversal of 6600570020 is 200750066.

It is not an unprimeable number, because it can be changed into a prime (6600570023) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 854375 + ... + 862065.

It is an arithmetic number, because the mean of its divisors is an integer number (162824256).

Almost surely, 2^6600570020 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6600570020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7815564288).

6600570020 is an abundant number, since it is smaller than the sum of its proper divisors (9030558556).

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

6600570020 is a wasteful number, since it uses less digits than its factorization.

6600570020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7841 (or 7839 counting only the distinct ones).

The product of its (nonzero) digits is 2520, while the sum is 26.

The square root of 6600570020 is about 81243.8922011987. The cubic root of 6600570020 is about 1875.8314553611.

The spelling of 6600570020 in words is "six billion, six hundred million, five hundred seventy thousand, twenty".