2265523243120 has 20 divisors (see below), whose sum is σ = 5267341540440. Its totient is φ = 906209297216.

The previous prime is 2265523243111. The next prime is 2265523243127. The reversal of 2265523243120 is 213423255622.

2265523243120 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (20).

It is a self number, because there is not a number n which added to its sum of digits gives 2265523243120.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2265523243127) 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, 14159520190 + ... + 14159520349.

It is an arithmetic number, because the mean of its divisors is an integer number (263367077022).

Almost surely, 2^{2265523243120} is an apocalyptic number.

2265523243120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2265523243120 is an abundant number, since it is smaller than the sum of its proper divisors (3001818297320).

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

2265523243120 is a wasteful number, since it uses less digits than its factorization.

2265523243120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28319040552 (or 28319040546 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 37.

Adding to 2265523243120 its reverse (213423255622), we get a palindrome (2478946498742).

The spelling of 2265523243120 in words is "two trillion, two hundred sixty-five billion, five hundred twenty-three million, two hundred forty-three thousand, one hundred twenty".