8617664901 has 8 divisors (see below), whose sum is σ = 11532935520. Its totient is φ = 5723752112.

The previous prime is 8617664899. The next prime is 8617664917. The reversal of 8617664901 is 1094667168.

It is a happy number.

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 8617664901 - 2¹ = 8617664899 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8617664941) 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, 5338515 + ... + 5340128.

It is an arithmetic number, because the mean of its divisors is an integer number (1441616940).

Almost surely, 2^8617664901 is an apocalyptic number.

It is an amenable number.

8617664901 is a deficient number, since it is larger than the sum of its proper divisors (2915270619).

8617664901 is a wasteful number, since it uses less digits than its factorization.

8617664901 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10678915.

The product of its (nonzero) digits is 435456, while the sum is 48.

The square root of 8617664901 is about 92831.3788597369. The cubic root of 8617664901 is about 2050.2014397333.

The spelling of 8617664901 in words is "eight billion, six hundred seventeen million, six hundred sixty-four thousand, nine hundred one".