12268959866280 has 96 divisors (see below), whose sum is σ = 42941359548360. Its totient is φ = 3020051658240.

The previous prime is 12268959866243. The next prime is 12268959866297. The reversal of 12268959866280 is 8266895986221.

12268959866280 is a `hidden beast` number, since 1 + 2 + 2 + 6 + 8 + 9 + 598 + 6 + 6 + 28 + 0 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 10064109070404 + 2204850795876 = 3172398^2 + 1484874^2 .

It is a Harshad number since it is a multiple of its sum of digits (72).

It is a junction number, because it is equal to n+sod(n) for n = 12268959866199 and 12268959866208.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1310781631 + ... + 1310790990.

Almost surely, 2^{12268959866280} is an apocalyptic number.

12268959866280 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12268959866280 is an abundant number, since it is smaller than the sum of its proper divisors (30672399682080).

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

12268959866280 is a wasteful number, since it uses less digits than its factorization.

12268959866280 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2621572651 (or 2621572644 counting only the distinct ones).

The product of its (nonzero) digits is 358318080, while the sum is 72.

The spelling of 12268959866280 in words is "twelve trillion, two hundred sixty-eight billion, nine hundred fifty-nine million, eight hundred sixty-six thousand, two hundred eighty".