6660511606670 has 32 divisors (see below), whose sum is σ = 12219708640608. Its totient is φ = 2613404602368.

The previous prime is 6660511606669. The next prime is 6660511606673. The reversal of 6660511606670 is 766061150666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6660511606673) by changing a digit.

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, 30273164 + ... + 30492383.

It is an arithmetic number, because the mean of its divisors is an integer number (381865895019).

Almost surely, 2^{6660511606670} is an apocalyptic number.

6660511606670 is a deficient number, since it is larger than the sum of its proper divisors (5559197033938).

6660511606670 is a wasteful number, since it uses less digits than its factorization.

6660511606670 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60765764.

The product of its (nonzero) digits is 1632960, while the sum is 50.

The spelling of 6660511606670 in words is "six trillion, six hundred sixty billion, five hundred eleven million, six hundred six thousand, six hundred seventy".