11402442125240 has 128 divisors (see below), whose sum is σ = 28042371149760. Its totient is φ = 4155748122624.

The previous prime is 11402442125171. The next prime is 11402442125281. The reversal of 11402442125240 is 4252124420411.

It is a junction number, because it is equal to n+sod(n) for n = 11402442125197 and 11402442125206.

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, 1578632 + ... + 5029608.

Almost surely, 2^{11402442125240} is an apocalyptic number.

11402442125240 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 11402442125240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14021185574880).

11402442125240 is an abundant number, since it is smaller than the sum of its proper divisors (16639929024520).

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

11402442125240 is a wasteful number, since it uses less digits than its factorization.

11402442125240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3451161 (or 3451157 counting only the distinct ones).

The product of its (nonzero) digits is 20480, while the sum is 32.

Adding to 11402442125240 its reverse (4252124420411), we get a palindrome (15654566545651).

The spelling of 11402442125240 in words is "eleven trillion, four hundred two billion, four hundred forty-two million, one hundred twenty-five thousand, two hundred forty".