1111469727744 has 448 divisors, whose sum is σ = 3425488704000. Its totient is φ = 355734650880.

The previous prime is 1111469727721. The next prime is 1111469727763. The reversal of 1111469727744 is 4477279641111.

It is a happy number.

1111469727744 is a `hidden beast` number, since 1 + 1 + 1 + 1 + 469 + 72 + 77 + 44 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1545854617 + ... + 1545855335.

Almost surely, 2^{1111469727744} 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 1111469727744, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1712744352000).

1111469727744 is an abundant number, since it is smaller than the sum of its proper divisors (2314018976256).

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

1111469727744 is an equidigital number, since it uses as much as digits as its factorization.

1111469727744 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1024 (or 994 counting only the distinct ones).

The product of its digits is 2370816, while the sum is 54.

The spelling of 1111469727744 in words is "one trillion, one hundred eleven billion, four hundred sixty-nine million, seven hundred twenty-seven thousand, seven hundred forty-four".