11553340220144 has 20 divisors (see below), whose sum is σ = 22547987897424. Its totient is φ = 5734504633728.

The previous prime is 11553340220113. The next prime is 11553340220153. The reversal of 11553340220144 is 44102204335511.

11553340220144 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2635340012 + ... + 2635344395.

Almost surely, 2^{11553340220144} is an apocalyptic number.

It is an amenable number.

11553340220144 is a deficient number, since it is larger than the sum of its proper divisors (10994647677280).

11553340220144 is a wasteful number, since it uses less digits than its factorization.

11553340220144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5270684552 (or 5270684546 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 35.

Adding to 11553340220144 its reverse (44102204335511), we get a palindrome (55655544555655).

The spelling of 11553340220144 in words is "eleven trillion, five hundred fifty-three billion, three hundred forty million, two hundred twenty thousand, one hundred forty-four".