6663315073 has 8 divisors (see below), whose sum is σ = 6963103296. Its totient is φ = 6364366800.

The previous prime is 6663315049. The next prime is 6663315077. The reversal of 6663315073 is 3705133666.

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

It is a de Polignac number, because none of the positive numbers 2^k-6663315073 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6663315077) 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, 193738 + ... + 225523.

It is an arithmetic number, because the mean of its divisors is an integer number (870387912).

Almost surely, 2^6663315073 is an apocalyptic number.

It is an amenable number.

6663315073 is a deficient number, since it is larger than the sum of its proper divisors (299788223).

6663315073 is a wasteful number, since it uses less digits than its factorization.

6663315073 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 419975.

The product of its (nonzero) digits is 204120, while the sum is 40.

The square root of 6663315073 is about 81629.1312767691. The cubic root of 6663315073 is about 1881.7566078537.

The spelling of 6663315073 in words is "six billion, six hundred sixty-three million, three hundred fifteen thousand, seventy-three".