11323101664 has 144 divisors (see below), whose sum is σ = 27481918464. Its totient is φ = 4490069760.

The previous prime is 11323101659. The next prime is 11323101667. The reversal of 11323101664 is 46610132311.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11323101667) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4949929 + ... + 4952215.

It is an arithmetic number, because the mean of its divisors is an integer number (190846656).

Almost surely, 2^11323101664 is an apocalyptic number.

11323101664 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11323101664, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13740959232).

11323101664 is an abundant number, since it is smaller than the sum of its proper divisors (16158816800).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11323101664 is a wasteful number, since it uses less digits than its factorization.

11323101664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2389 (or 2350 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 28.

Adding to 11323101664 its reverse (46610132311), we get a palindrome (57933233975).

The spelling of 11323101664 in words is "eleven billion, three hundred twenty-three million, one hundred one thousand, six hundred sixty-four".