11356817319213 has 16 divisors (see below), whose sum is σ = 16064899768320. Its totient is φ = 7116248560176.

The previous prime is 11356817319121. The next prime is 11356817319227. The reversal of 11356817319213 is 31291371865311.

It is a happy number.

It is not a de Polignac number, because 11356817319213 - 2⁹ = 11356817318701 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11356817315213) 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, 784411695 + ... + 784426172.

It is an arithmetic number, because the mean of its divisors is an integer number (1004056235520).

Almost surely, 2^{11356817319213} is an apocalyptic number.

It is an amenable number.

11356817319213 is a deficient number, since it is larger than the sum of its proper divisors (4708082449107).

11356817319213 is a wasteful number, since it uses less digits than its factorization.

11356817319213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1568838016.

The product of its digits is 816480, while the sum is 51.

The spelling of 11356817319213 in words is "eleven trillion, three hundred fifty-six billion, eight hundred seventeen million, three hundred nineteen thousand, two hundred thirteen".