8966121608960 has 72 divisors (see below), whose sum is σ = 21748519907520. Its totient is φ = 3541050519552.

The previous prime is 8966121608957. The next prime is 8966121608971. The reversal of 8966121608960 is 698061216698.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 8966121608893 and 8966121608902.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 44232947 + ... + 44435186.

Almost surely, 2^{8966121608960} is an apocalyptic number.

8966121608960 is a gapful number since it is divisible by the number (80) formed by its first and last digit.

It is an amenable number.

8966121608960 is an abundant number, since it is smaller than the sum of its proper divisors (12782398298560).

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

8966121608960 is an equidigital number, since it uses as much as digits as its factorization.

8966121608960 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88668233 (or 88668219 counting only the distinct ones).

The product of its (nonzero) digits is 13436928, while the sum is 62.

The spelling of 8966121608960 in words is "eight trillion, nine hundred sixty-six billion, one hundred twenty-one million, six hundred eight thousand, nine hundred sixty".