6666506652530 has 32 divisors (see below), whose sum is σ = 12053298026880. Its totient is φ = 2654701620480.

The previous prime is 6666506652523. The next prime is 6666506652539. The reversal of 6666506652530 is 352566056666.

It is not an unprimeable number, because it can be changed into a prime (6666506652539) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7246691 + ... + 8114649.

It is an arithmetic number, because the mean of its divisors is an integer number (376665563340).

Almost surely, 2^{6666506652530} is an apocalyptic number.

6666506652530 is a deficient number, since it is larger than the sum of its proper divisors (5386791374350).

6666506652530 is a wasteful number, since it uses less digits than its factorization.

6666506652530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 871394.

The product of its (nonzero) digits is 34992000, while the sum is 56.

The spelling of 6666506652530 in words is "six trillion, six hundred sixty-six billion, five hundred six million, six hundred fifty-two thousand, five hundred thirty".