6660076513 has 8 divisors (see below), whose sum is σ = 6790506048. Its totient is φ = 6529823664.

The previous prime is 6660076499. The next prime is 6660076529. The reversal of 6660076513 is 3156700666.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 6660076513 - 2⁹ = 6660076001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6660076583) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33270 + ... + 120112.

It is an arithmetic number, because the mean of its divisors is an integer number (848813256).

Almost surely, 2^6660076513 is an apocalyptic number.

It is an amenable number.

6660076513 is a deficient number, since it is larger than the sum of its proper divisors (130429535).

6660076513 is a wasteful number, since it uses less digits than its factorization.

6660076513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88343.

The product of its (nonzero) digits is 136080, while the sum is 40.

The square root of 6660076513 is about 81609.2918300361. The cubic root of 6660076513 is about 1881.4516960996.

The spelling of 6660076513 in words is "six billion, six hundred sixty million, seventy-six thousand, five hundred thirteen".