6660501115 has 8 divisors (see below), whose sum is σ = 8340105888. Its totient is φ = 5096731200.

The previous prime is 6660501109. The next prime is 6660501119. The reversal of 6660501115 is 5111050666.

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

It is not a de Polignac number, because 6660501115 - 2²³ = 6652112507 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6660501119) 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, 28958586 + ... + 28958815.

It is an arithmetic number, because the mean of its divisors is an integer number (1042513236).

Almost surely, 2^6660501115 is an apocalyptic number.

6660501115 is a deficient number, since it is larger than the sum of its proper divisors (1679604773).

6660501115 is a wasteful number, since it uses less digits than its factorization.

6660501115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57917429.

The product of its (nonzero) digits is 5400, while the sum is 31.

The square root of 6660501115 is about 81611.8932202899. The cubic root of 6660501115 is about 1881.4916781816.

The spelling of 6660501115 in words is "six billion, six hundred sixty million, five hundred one thousand, one hundred fifteen".