11502214144 has 88 divisors (see below), whose sum is σ = 24435088128. Its totient is φ = 5392957440.

The previous prime is 11502214133. The next prime is 11502214181. The reversal of 11502214144 is 44141220511.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5447649 + ... + 5449759.

It is an arithmetic number, because the mean of its divisors is an integer number (277671456).

Almost surely, 2^11502214144 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 11502214144, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12217544064).

11502214144 is an abundant number, since it is smaller than the sum of its proper divisors (12932873984).

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

11502214144 is a wasteful number, since it uses less digits than its factorization.

11502214144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2461 (or 2443 counting only the distinct ones).

The product of its (nonzero) digits is 1280, while the sum is 25.

Adding to 11502214144 its reverse (44141220511), we get a palindrome (55643434655).

The spelling of 11502214144 in words is "eleven billion, five hundred two million, two hundred fourteen thousand, one hundred forty-four".