11449193935538 has 18 divisors (see below), whose sum is σ = 18125391398751. Its totient is φ = 5423259323484.

The previous prime is 11449193935511. The next prime is 11449193935579. The reversal of 11449193935538 is 83553939194411.

It can be written as a sum of positive squares in only one way, i.e., 5724596967769 + 5724596967769 = 2392613^2 + 2392613^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=2392613.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 90856331 + ... + 90982257.

Almost surely, 2^{11449193935538} is an apocalyptic number.

11449193935538 is a deficient number, since it is larger than the sum of its proper divisors (6676197463213).

11449193935538 is an frugal number, since it uses more digits than its factorization.

11449193935538 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 251894 (or 125948 counting only the distinct ones).

The product of its digits is 62985600, while the sum is 65.

The spelling of 11449193935538 in words is "eleven trillion, four hundred forty-nine billion, one hundred ninety-three million, nine hundred thirty-five thousand, five hundred thirty-eight".