1105485404128 has 192 divisors, whose sum is σ = 2725896499200. Its totient is φ = 430369873920.

The previous prime is 1105485404081. The next prime is 1105485404171. The reversal of 1105485404128 is 8214045845011.

It is a congruent number.

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, 44727838 + ... + 44752546.

It is an arithmetic number, because the mean of its divisors is an integer number (14197377600).

Almost surely, 2^{1105485404128} 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 1105485404128, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1362948249600).

1105485404128 is an abundant number, since it is smaller than the sum of its proper divisors (1620411095072).

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

1105485404128 is a wasteful number, since it uses less digits than its factorization.

1105485404128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25153 (or 25145 counting only the distinct ones).

The product of its (nonzero) digits is 204800, while the sum is 43.

The spelling of 1105485404128 in words is "one trillion, one hundred five billion, four hundred eighty-five million, four hundred four thousand, one hundred twenty-eight".