8618908366321 has 8 divisors (see below), whose sum is σ = 9443865957984. Its totient is φ = 7800854185920.

The previous prime is 8618908366319. The next prime is 8618908366429. The reversal of 8618908366321 is 1236638098168.

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 8618908366321 - 2¹ = 8618908366319 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 8618908366321.

It is not an unprimeable number, because it can be changed into a prime (8618908366121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1725850200 + ... + 1725855193.

It is an arithmetic number, because the mean of its divisors is an integer number (1180483244748).

Almost surely, 2^{8618908366321} is an apocalyptic number.

It is an amenable number.

8618908366321 is a deficient number, since it is larger than the sum of its proper divisors (824957591663).

8618908366321 is a wasteful number, since it uses less digits than its factorization.

8618908366321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3451705631.

The product of its (nonzero) digits is 17915904, while the sum is 61.

The spelling of 8618908366321 in words is "eight trillion, six hundred eighteen billion, nine hundred eight million, three hundred sixty-six thousand, three hundred twenty-one".