11436016505 has 16 divisors (see below), whose sum is σ = 13933689984. Its totient is φ = 9008818560.

The previous prime is 11436016477. The next prime is 11436016567. The reversal of 11436016505 is 50561063411.

It is not a de Polignac number, because 11436016505 - 2²⁸ = 11167581049 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 274109 + ... + 313061.

It is an arithmetic number, because the mean of its divisors is an integer number (870855624).

Almost surely, 2^11436016505 is an apocalyptic number.

It is an amenable number.

11436016505 is a deficient number, since it is larger than the sum of its proper divisors (2497673479).

11436016505 is an equidigital number, since it uses as much as digits as its factorization.

11436016505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39856.

The product of its (nonzero) digits is 10800, while the sum is 32.

Adding to 11436016505 its reverse (50561063411), we get a palindrome (61997079916).

The spelling of 11436016505 in words is "eleven billion, four hundred thirty-six million, sixteen thousand, five hundred five".