11366478843 has 16 divisors (see below), whose sum is σ = 15228978336. Its totient is φ = 7540853760.

The previous prime is 11366478839. The next prime is 11366478869. The reversal of 11366478843 is 34887466311.

It is a happy number.

It is not a de Polignac number, because 11366478843 - 2² = 11366478839 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11366478833) 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, 1658103 + ... + 1664943.

It is an arithmetic number, because the mean of its divisors is an integer number (951811146).

Almost surely, 2^11366478843 is an apocalyptic number.

11366478843 is a deficient number, since it is larger than the sum of its proper divisors (3862499493).

11366478843 is a wasteful number, since it uses less digits than its factorization.

11366478843 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9454.

The product of its digits is 2322432, while the sum is 51.

The spelling of 11366478843 in words is "eleven billion, three hundred sixty-six million, four hundred seventy-eight thousand, eight hundred forty-three".