1111228176448 has 224 divisors, whose sum is σ = 2498708459520. Its totient is φ = 486775941120.

The previous prime is 1111228176431. The next prime is 1111228176503. The reversal of 1111228176448 is 8446718221111.

It is a junction number, because it is equal to n+sod(n) for n = 1111228176398 and 1111228176407.

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, 1258468615 + ... + 1258469497.

It is an arithmetic number, because the mean of its divisors is an integer number (11154948480).

Almost surely, 2^{1111228176448} 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 1111228176448, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1249354229760).

1111228176448 is an abundant number, since it is smaller than the sum of its proper divisors (1387480283072).

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

1111228176448 is a wasteful number, since it uses less digits than its factorization.

1111228176448 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1825 (or 1815 counting only the distinct ones).

The product of its digits is 172032, while the sum is 46.

The spelling of 1111228176448 in words is "one trillion, one hundred eleven billion, two hundred twenty-eight million, one hundred seventy-six thousand, four hundred forty-eight".