1105189220544 has 28 divisors (see below), whose sum is σ = 2924146479864. Its totient is φ = 368396406784.

The previous prime is 1105189220537. The next prime is 1105189220563. The reversal of 1105189220544 is 4450229815011.

It is a junction number, because it is equal to n+sod(n) for n = 1105189220496 and 1105189220505.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2878096737 + ... + 2878097120.

Almost surely, 2^{1105189220544} is an apocalyptic number.

It is an amenable number.

1105189220544 is an abundant number, since it is smaller than the sum of its proper divisors (1818957259320).

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

1105189220544 is an equidigital number, since it uses as much as digits as its factorization.

1105189220544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5756193872 (or 5756193862 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 42.

The spelling of 1105189220544 in words is "one trillion, one hundred five billion, one hundred eighty-nine million, two hundred twenty thousand, five hundred forty-four".