11366321536 has 16 divisors (see below), whose sum is σ = 22643843940. Its totient is φ = 5683160704.

The previous prime is 11366321507. The next prime is 11366321543. The reversal of 11366321536 is 63512366311.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (16).

It is a junction number, because it is equal to n+sod(n) for n = 11366321495 and 11366321504.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 44399566 + ... + 44399821.

Almost surely, 2^11366321536 is an apocalyptic number.

11366321536 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

11366321536 is a deficient number, since it is larger than the sum of its proper divisors (11277522404).

11366321536 is an frugal number, since it uses more digits than its factorization.

11366321536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88799401 (or 88799389 counting only the distinct ones).

The product of its digits is 58320, while the sum is 37.

Adding to 11366321536 its reverse (63512366311), we get a palindrome (74878687847).

The spelling of 11366321536 in words is "eleven billion, three hundred sixty-six million, three hundred twenty-one thousand, five hundred thirty-six".