11154441012240 has 40 divisors (see below), whose sum is σ = 34578767138688. Its totient is φ = 2974517603200.

The previous prime is 11154441012199. The next prime is 11154441012241. The reversal of 11154441012240 is 4221014445111.

It is a tau number, because it is divible by the number of its divisors (40).

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 11154441012198 and 11154441012207.

It is not an unprimeable number, because it can be changed into a prime (11154441012241) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23238418536 + ... + 23238419015.

Almost surely, 2^{11154441012240} is an apocalyptic number.

11154441012240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11154441012240 is an abundant number, since it is smaller than the sum of its proper divisors (23424326126448).

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

11154441012240 is a wasteful number, since it uses less digits than its factorization.

11154441012240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46476837567 (or 46476837561 counting only the distinct ones).

The product of its (nonzero) digits is 5120, while the sum is 30.

Adding to 11154441012240 its reverse (4221014445111), we get a palindrome (15375455457351).

The spelling of 11154441012240 in words is "eleven trillion, one hundred fifty-four billion, four hundred forty-one million, twelve thousand, two hundred forty".