11414220144 has 80 divisors (see below), whose sum is σ = 30177354240. Its totient is φ = 3716616960.

The previous prime is 11414220137. The next prime is 11414220149. The reversal of 11414220144 is 44102241411.

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 (11414220149) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 356109 + ... + 386835.

It is an arithmetic number, because the mean of its divisors is an integer number (377216928).

Almost surely, 2^11414220144 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 11414220144, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15088677120).

11414220144 is an abundant number, since it is smaller than the sum of its proper divisors (18763134096).

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

11414220144 is a wasteful number, since it uses less digits than its factorization.

11414220144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30918 (or 30912 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 24.

Adding to 11414220144 its reverse (44102241411), we get a palindrome (55516461555).

The spelling of 11414220144 in words is "eleven billion, four hundred fourteen million, two hundred twenty thousand, one hundred forty-four".