1099799384050 has 24 divisors (see below), whose sum is σ = 2068611434100. Its totient is φ = 434976833280.

The previous prime is 1099799384009. The next prime is 1099799384111. The reversal of 1099799384050 is 504839979901.

It can be written as a sum of positive squares in 6 ways, for example, as 480211578729 + 619587805321 = 692973^2 + 787139^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 123568515 + ... + 123577414.

Almost surely, 2^{1099799384050} is an apocalyptic number.

1099799384050 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1099799384050 is a deficient number, since it is larger than the sum of its proper divisors (968812050050).

1099799384050 is a wasteful number, since it uses less digits than its factorization.

1099799384050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 247146030 (or 247146025 counting only the distinct ones).

The product of its (nonzero) digits is 22044960, while the sum is 64.

The spelling of 1099799384050 in words is "one trillion, ninety-nine billion, seven hundred ninety-nine million, three hundred eighty-four thousand, fifty".