11412242520 has 128 divisors (see below), whose sum is σ = 39162009600. Its totient is φ = 2606224896.

The previous prime is 11412242509. The next prime is 11412242521. The reversal of 11412242520 is 2524221411.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11412242521) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1067361 + ... + 1077999.

It is an arithmetic number, because the mean of its divisors is an integer number (305953200).

Almost surely, 2^11412242520 is an apocalyptic number.

11412242520 is a gapful number since it is divisible by the number (10) 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 11412242520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19581004800).

11412242520 is an abundant number, since it is smaller than the sum of its proper divisors (27749767080).

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

11412242520 is a wasteful number, since it uses less digits than its factorization.

11412242520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11937 (or 11933 counting only the distinct ones).

The product of its (nonzero) digits is 1280, while the sum is 24.

Adding to 11412242520 its reverse (2524221411), we get a palindrome (13936463931).

The spelling of 11412242520 in words is "eleven billion, four hundred twelve million, two hundred forty-two thousand, five hundred twenty".