6660217006530 has 32 divisors (see below), whose sum is σ = 15984722749824. Its totient is φ = 1776035431296.

The previous prime is 6660217006523. The next prime is 6660217006543. The reversal of 6660217006530 is 356007120666.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1084254 + ... + 3807366.

It is an arithmetic number, because the mean of its divisors is an integer number (499522585932).

Almost surely, 2^{6660217006530} is an apocalyptic number.

6660217006530 is an abundant number, since it is smaller than the sum of its proper divisors (9324505743294).

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

6660217006530 is a wasteful number, since it uses less digits than its factorization.

6660217006530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2804650.

The product of its (nonzero) digits is 272160, while the sum is 42.

The spelling of 6660217006530 in words is "six trillion, six hundred sixty billion, two hundred seventeen million, six thousand, five hundred thirty".