12268777368 has 32 divisors (see below), whose sum is σ = 30676172400. Its totient is φ = 4089028608.

The previous prime is 12268777321. The next prime is 12268777441. The reversal of 12268777368 is 86377786221.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 165880 + ... + 228152.

Almost surely, 2^12268777368 is an apocalyptic number.

It is an amenable number.

12268777368 is an abundant number, since it is smaller than the sum of its proper divisors (18407395032).

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

12268777368 is a wasteful number, since it uses less digits than its factorization.

12268777368 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70491 (or 70487 counting only the distinct ones).

The product of its digits is 9483264, while the sum is 57.

The spelling of 12268777368 in words is "twelve billion, two hundred sixty-eight million, seven hundred seventy-seven thousand, three hundred sixty-eight".