11268018872 has 32 divisors (see below), whose sum is σ = 24050321280. Its totient is φ = 4899137760.

The previous prime is 11268018859. The next prime is 11268018899. The reversal of 11268018872 is 27881086211.

It is a Harshad number since it is a multiple of its sum of digits (44).

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, 2781578 + ... + 2785625.

It is an arithmetic number, because the mean of its divisors is an integer number (751572540).

Almost surely, 2^11268018872 is an apocalyptic number.

It is an amenable number.

11268018872 is an abundant number, since it is smaller than the sum of its proper divisors (12782302408).

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

11268018872 is a wasteful number, since it uses less digits than its factorization.

11268018872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5567243 (or 5567239 counting only the distinct ones).

The product of its (nonzero) digits is 86016, while the sum is 44.

The spelling of 11268018872 in words is "eleven billion, two hundred sixty-eight million, eighteen thousand, eight hundred seventy-two".