1111344656672 has 24 divisors (see below), whose sum is σ = 2189932775100. Its totient is φ = 555171253504.

The previous prime is 1111344656633. The next prime is 1111344656687. The reversal of 1111344656672 is 2766564431111.

It can be written as a sum of positive squares in 2 ways, for example, as 787897668496 + 323446988176 = 887636^2 + 568724^2 .

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, 15622547 + ... + 15693522.

Almost surely, 2^{1111344656672} is an apocalyptic number.

It is an amenable number.

1111344656672 is a deficient number, since it is larger than the sum of its proper divisors (1078588118428).

1111344656672 is a wasteful number, since it uses less digits than its factorization.

1111344656672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31317188 (or 31317180 counting only the distinct ones).

The product of its digits is 725760, while the sum is 47.

The spelling of 1111344656672 in words is "one trillion, one hundred eleven billion, three hundred forty-four million, six hundred fifty-six thousand, six hundred seventy-two".