11140016555520 has 320 divisors, whose sum is σ = 39592825272000. Its totient is φ = 2968977604608.

The previous prime is 11140016555491. The next prime is 11140016555531. The reversal of 11140016555520 is 2555561004111.

11140016555520 is a `hidden beast` number, since 1 + 1 + 1 + 40 + 0 + 1 + 65 + 5 + 552 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (320).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 123610636 + ... + 123700724.

It is an arithmetic number, because the mean of its divisors is an integer number (123727578975).

Almost surely, 2^{11140016555520} is an apocalyptic number.

11140016555520 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 11140016555520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19796412636000).

11140016555520 is an abundant number, since it is smaller than the sum of its proper divisors (28452808716480).

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

11140016555520 is an equidigital number, since it uses as much as digits as its factorization.

11140016555520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91910 (or 91888 counting only the distinct ones).

The product of its (nonzero) digits is 30000, while the sum is 36.

Adding to 11140016555520 its reverse (2555561004111), we get a palindrome (13695577559631).

The spelling of 11140016555520 in words is "eleven trillion, one hundred forty billion, sixteen million, five hundred fifty-five thousand, five hundred twenty".