11042140502250 has 320 divisors, whose sum is σ = 36277121776896. Its totient is φ = 2470967856000.

The previous prime is 11042140502167. The next prime is 11042140502269. The reversal of 11042140502250 is 5220504124011.

It is a happy number.

11042140502250 is a `hidden beast` number, since 1 + 1 + 0 + 4 + 2 + 1 + 405 + 0 + 2 + 250 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 159 ways as a sum of consecutive naturals, for example, 989139 + ... + 4802361.

Almost surely, 2^{11042140502250} is an apocalyptic number.

11042140502250 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 11042140502250, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18138560888448).

11042140502250 is an abundant number, since it is smaller than the sum of its proper divisors (25234981274646).

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

11042140502250 is a wasteful number, since it uses less digits than its factorization.

11042140502250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3813276 (or 3813257 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 27.

Adding to 11042140502250 its reverse (5220504124011), we get a palindrome (16262644626261).

The spelling of 11042140502250 in words is "eleven trillion, forty-two billion, one hundred forty million, five hundred two thousand, two hundred fifty".