11553330552144 has 20 divisors (see below), whose sum is σ = 29846103926496. Its totient is φ = 3851110184032.

The previous prime is 11553330552143. The next prime is 11553330552217. The reversal of 11553330552144 is 44125503335511.

It is a junction number, because it is equal to n+sod(n) for n = 11553330552096 and 11553330552105.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11553330552143) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 120347193204 + ... + 120347193299.

Almost surely, 2^{11553330552144} is an apocalyptic number.

It is an amenable number.

11553330552144 is an abundant number, since it is smaller than the sum of its proper divisors (18292773374352).

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

11553330552144 is a wasteful number, since it uses less digits than its factorization.

11553330552144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 240694386514 (or 240694386508 counting only the distinct ones).

The product of its (nonzero) digits is 540000, while the sum is 42.

Adding to 11553330552144 its reverse (44125503335511), we get a palindrome (55678833887655).

The spelling of 11553330552144 in words is "eleven trillion, five hundred fifty-three billion, three hundred thirty million, five hundred fifty-two thousand, one hundred forty-four".