11313565236505 has 16 divisors (see below), whose sum is σ = 15516863437824. Its totient is φ = 7757314891200.

The previous prime is 11313565236473. The next prime is 11313565236551. The reversal of 11313565236505 is 50563256531311.

It is not a de Polignac number, because 11313565236505 - 2⁵ = 11313565236473 is a prime.

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 15 ways as a sum of consecutive naturals, for example, 11140137 + ... + 12113206.

It is an arithmetic number, because the mean of its divisors is an integer number (969803964864).

Almost surely, 2^{11313565236505} is an apocalyptic number.

It is an amenable number.

11313565236505 is a deficient number, since it is larger than the sum of its proper divisors (4203298201319).

11313565236505 is a wasteful number, since it uses less digits than its factorization.

11313565236505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23267256.

The product of its (nonzero) digits is 1215000, while the sum is 46.

The spelling of 11313565236505 in words is "eleven trillion, three hundred thirteen billion, five hundred sixty-five million, two hundred thirty-six thousand, five hundred five".