1128265216268 has 12 divisors (see below), whose sum is σ = 1974497808192. Its totient is φ = 564122985360.

The previous prime is 1128265216201. The next prime is 1128265216283. The reversal of 1128265216268 is 8626125628211.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2138588 + ... + 2613443.

It is an arithmetic number, because the mean of its divisors is an integer number (164541484016).

Almost surely, 2^{1128265216268} is an apocalyptic number.

It is an amenable number.

1128265216268 is a deficient number, since it is larger than the sum of its proper divisors (846232591924).

1128265216268 is a wasteful number, since it uses less digits than its factorization.

1128265216268 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4811392 (or 4811390 counting only the distinct ones).

The product of its digits is 1105920, while the sum is 50.

The spelling of 1128265216268 in words is "one trillion, one hundred twenty-eight billion, two hundred sixty-five million, two hundred sixteen thousand, two hundred sixty-eight".