11115794848538 has 16 divisors (see below), whose sum is σ = 17114823900360. Its totient is φ = 5412657768000.

The previous prime is 11115794848511. The next prime is 11115794848567. The reversal of 11115794848538 is 83584849751111.

It can be written as a sum of positive squares in 4 ways, for example, as 9964395029449 + 1151399819089 = 3156643^2 + 1073033^2 .

It is a super-2 number, since 2×11115794848538² (a number of 27 digits) contains 22 as substring.

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 7 ways as a sum of consecutive naturals, for example, 451042493 + ... + 451067136.

Almost surely, 2^{11115794848538} is an apocalyptic number.

11115794848538 is a deficient number, since it is larger than the sum of its proper divisors (5999029051822).

11115794848538 is a wasteful number, since it uses less digits than its factorization.

11115794848538 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 902109793.

The product of its digits is 38707200, while the sum is 65.

The spelling of 11115794848538 in words is "eleven trillion, one hundred fifteen billion, seven hundred ninety-four million, eight hundred forty-eight thousand, five hundred thirty-eight".