11364383681 has 16 divisors (see below), whose sum is σ = 13123811328. Its totient is φ = 9639475200.

The previous prime is 11364383663. The next prime is 11364383717. The reversal of 11364383681 is 18638346311.

It is a cyclic number.

It is not a de Polignac number, because 11364383681 - 2⁶ = 11364383617 is a prime.

It is a super-2 number, since 2×11364383681² (a number of 21 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (44) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11364383081) by changing a digit.

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, 236021 + ... + 280061.

It is an arithmetic number, because the mean of its divisors is an integer number (820238208).

Almost surely, 2^11364383681 is an apocalyptic number.

It is an amenable number.

11364383681 is a deficient number, since it is larger than the sum of its proper divisors (1759427647).

11364383681 is a wasteful number, since it uses less digits than its factorization.

11364383681 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44432.

The product of its digits is 248832, while the sum is 44.

The spelling of 11364383681 in words is "eleven billion, three hundred sixty-four million, three hundred eighty-three thousand, six hundred eighty-one".