11326433013 has 32 divisors (see below), whose sum is σ = 19463275520. Its totient is φ = 6375639600.

The previous prime is 11326432967. The next prime is 11326433023. The reversal of 11326433013 is 31033462311.

11326433013 is a `hidden beast` number, since 1 + 1 + 3 + 2 + 643 + 3 + 0 + 13 = 666.

It is not a de Polignac number, because 11326433013 - 2¹³ = 11326424821 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11326433023) 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 31 ways as a sum of consecutive naturals, for example, 434563 + ... + 459888.

It is an arithmetic number, because the mean of its divisors is an integer number (608227360).

Almost surely, 2^11326433013 is an apocalyptic number.

It is an amenable number.

11326433013 is a deficient number, since it is larger than the sum of its proper divisors (8136842507).

11326433013 is an equidigital number, since it uses as much as digits as its factorization.

11326433013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 894534 (or 894528 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 27.

Adding to 11326433013 its reverse (31033462311), we get a palindrome (42359895324).

The spelling of 11326433013 in words is "eleven billion, three hundred twenty-six million, four hundred thirty-three thousand, thirteen".