8650680361664 has 112 divisors (see below), whose sum is σ = 19382270526720. Its totient is φ = 3794623472640.

The previous prime is 8650680361627. The next prime is 8650680361681. The reversal of 8650680361664 is 4661630860568.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 40787477 + ... + 40999019.

Almost surely, 2^{8650680361664} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 8650680361664, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9691135263360).

8650680361664 is an abundant number, since it is smaller than the sum of its proper divisors (10731590165056).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

8650680361664 is a wasteful number, since it uses less digits than its factorization.

8650680361664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 213598 (or 213588 counting only the distinct ones).

The product of its (nonzero) digits is 29859840, while the sum is 59.

The spelling of 8650680361664 in words is "eight trillion, six hundred fifty billion, six hundred eighty million, three hundred sixty-one thousand, six hundred sixty-four".