11242555740 has 144 divisors (see below), whose sum is σ = 38658765600. Its totient is φ = 2621735424.

The previous prime is 11242555699. The next prime is 11242555741. The reversal of 11242555740 is 4755524211.

11242555740 is a `hidden beast` number, since 11 + 24 + 2 + 55 + 574 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 11242555695 and 11242555704.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11242555741) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 81975 + ... + 170894.

It is an arithmetic number, because the mean of its divisors is an integer number (268463650).

Almost surely, 2^11242555740 is an apocalyptic number.

11242555740 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11242555740 is an abundant number, since it is smaller than the sum of its proper divisors (27416209860).

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

11242555740 is a wasteful number, since it uses less digits than its factorization.

11242555740 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 252916 (or 252911 counting only the distinct ones).

The product of its (nonzero) digits is 56000, while the sum is 36.

The spelling of 11242555740 in words is "eleven billion, two hundred forty-two million, five hundred fifty-five thousand, seven hundred forty".