1113405445760 has 256 divisors, whose sum is σ = 2739943584000. Its totient is φ = 432478126080.

The previous prime is 1113405445693. The next prime is 1113405445811. The reversal of 1113405445760 is 675445043111.

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, 1896772187 + ... + 1896772773.

It is an arithmetic number, because the mean of its divisors is an integer number (10702904625).

Almost surely, 2^{1113405445760} is an apocalyptic number.

1113405445760 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1113405445760, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1369971792000).

1113405445760 is an abundant number, since it is smaller than the sum of its proper divisors (1626538138240).

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

1113405445760 is a wasteful number, since it uses less digits than its factorization.

1113405445760 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1139 (or 1127 counting only the distinct ones).

The product of its (nonzero) digits is 201600, while the sum is 41.

The spelling of 1113405445760 in words is "one trillion, one hundred thirteen billion, four hundred five million, four hundred forty-five thousand, seven hundred sixty".