11446520135603 has 16 divisors (see below), whose sum is σ = 14133929860800. Its totient is φ = 9234167499648.

The previous prime is 11446520135599. The next prime is 11446520135647. The reversal of 11446520135603 is 30653102564411.

It is not a de Polignac number, because 11446520135603 - 2² = 11446520135599 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11446520135683) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 981517076 + ... + 981528737.

It is an arithmetic number, because the mean of its divisors is an integer number (883370616300).

Almost surely, 2^{11446520135603} is an apocalyptic number.

11446520135603 is a deficient number, since it is larger than the sum of its proper divisors (2687409725197).

11446520135603 is an equidigital number, since it uses as much as digits as its factorization.

11446520135603 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1963045851 (or 1963045837 counting only the distinct ones).

The product of its (nonzero) digits is 259200, while the sum is 41.

The spelling of 11446520135603 in words is "eleven trillion, four hundred forty-six billion, five hundred twenty million, one hundred thirty-five thousand, six hundred three".