1105540324320 has 192 divisors, whose sum is σ = 3559885894656. Its totient is φ = 288267294720.

The previous prime is 1105540324303. The next prime is 1105540324351. The reversal of 1105540324320 is 234230455011.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 24590502 + ... + 24635418.

It is an arithmetic number, because the mean of its divisors is an integer number (18541072368).

Almost surely, 2^{1105540324320} is an apocalyptic number.

1105540324320 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 1105540324320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1779942947328).

1105540324320 is an abundant number, since it is smaller than the sum of its proper divisors (2454345570336).

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

1105540324320 is a wasteful number, since it uses less digits than its factorization.

1105540324320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46073 (or 46065 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 30.

Adding to 1105540324320 its reverse (234230455011), we get a palindrome (1339770779331).

The spelling of 1105540324320 in words is "one trillion, one hundred five billion, five hundred forty million, three hundred twenty-four thousand, three hundred twenty".