11334405656 has 64 divisors (see below), whose sum is σ = 25127150400. Its totient is φ = 4691699712.

The previous prime is 11334405637. The next prime is 11334405701. The reversal of 11334405656 is 65650443311.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 263900 + ... + 303828.

It is an arithmetic number, because the mean of its divisors is an integer number (392611725).

Almost surely, 2^11334405656 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11334405656, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12563575200).

11334405656 is an abundant number, since it is smaller than the sum of its proper divisors (13792744744).

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

11334405656 is a wasteful number, since it uses less digits than its factorization.

11334405656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40116 (or 40112 counting only the distinct ones).

The product of its (nonzero) digits is 129600, while the sum is 38.

Adding to 11334405656 its reverse (65650443311), we get a palindrome (76984848967).

The spelling of 11334405656 in words is "eleven billion, three hundred thirty-four million, four hundred five thousand, six hundred fifty-six".