11206436013 has 48 divisors (see below), whose sum is σ = 17266556736. Its totient is φ = 6993423360.

The previous prime is 11206436009. The next prime is 11206436053. The reversal of 11206436013 is 31063460211.

11206436013 is a `hidden beast` number, since 1 + 1 + 2 + 0 + 643 + 6 + 0 + 13 = 666.

It is not a de Polignac number, because 11206436013 - 2² = 11206436009 is a prime.

It is a super-2 number, since 2×11206436013² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11206436053) 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 47 ways as a sum of consecutive naturals, for example, 953533 + ... + 965213.

It is an arithmetic number, because the mean of its divisors is an integer number (359719932).

Almost surely, 2^11206436013 is an apocalyptic number.

It is an amenable number.

11206436013 is a deficient number, since it is larger than the sum of its proper divisors (6060120723).

11206436013 is a wasteful number, since it uses less digits than its factorization.

11206436013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11834 (or 11831 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

Adding to 11206436013 its reverse (31063460211), we get a palindrome (42269896224).

The spelling of 11206436013 in words is "eleven billion, two hundred six million, four hundred thirty-six thousand, thirteen".