11163506361988 has 12 divisors (see below), whose sum is σ = 19536839243740. Its totient is φ = 5581552292352.

The previous prime is 11163506361971. The next prime is 11163506362051. The reversal of 11163506361988 is 88916360536111.

It can be written as a sum of positive squares in 2 ways, for example, as 6338551451904 + 4824954910084 = 2517648^2 + 2196578^2 .

It is a hoax number, since the sum of its digits (58) coincides with the sum of the digits of its distinct prime factors.

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 3 ways as a sum of consecutive naturals, for example, 50097093 + ... + 50319436.

Almost surely, 2^{11163506361988} is an apocalyptic number.

It is an amenable number.

11163506361988 is a deficient number, since it is larger than the sum of its proper divisors (8373332881752).

11163506361988 is a wasteful number, since it uses less digits than its factorization.

11163506361988 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100444326 (or 100444324 counting only the distinct ones).

The product of its (nonzero) digits is 5598720, while the sum is 58.

The spelling of 11163506361988 in words is "eleven trillion, one hundred sixty-three billion, five hundred six million, three hundred sixty-one thousand, nine hundred eighty-eight".