12268912716 has 72 divisors (see below), whose sum is σ = 32866994160. Its totient is φ = 3845600256.

The previous prime is 12268912697. The next prime is 12268912823. The reversal of 12268912716 is 61721986221.

It is a super-3 number, since 3×12268912716³ (a number of 31 digits) contains 333 as substring.

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, 718000 + ... + 734888.

It is an arithmetic number, because the mean of its divisors is an integer number (456486030).

Almost surely, 2^12268912716 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 12268912716, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16433497080).

12268912716 is an abundant number, since it is smaller than the sum of its proper divisors (20598081444).

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

12268912716 is a wasteful number, since it uses less digits than its factorization.

12268912716 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18103 (or 18098 counting only the distinct ones).

The product of its digits is 145152, while the sum is 45.

The spelling of 12268912716 in words is "twelve billion, two hundred sixty-eight million, nine hundred twelve thousand, seven hundred sixteen".