2255512122445 has 16 divisors (see below), whose sum is σ = 2714572502208. Its totient is φ = 1799105002240.

The previous prime is 2255512122443. The next prime is 2255512122473. The reversal of 2255512122445 is 5442212155522.

It is not a de Polignac number, because 2255512122445 - 2¹ = 2255512122443 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2255512122398 and 2255512122407.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2255512122443) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 45808890 + ... + 45858100.

It is an arithmetic number, because the mean of its divisors is an integer number (169660781388).

Almost surely, 2^{2255512122445} is an apocalyptic number.

It is an amenable number.

2255512122445 is a deficient number, since it is larger than the sum of its proper divisors (459060379763).

2255512122445 is a wasteful number, since it uses less digits than its factorization.

2255512122445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75980.

The product of its digits is 320000, while the sum is 40.

Adding to 2255512122445 its reverse (5442212155522), we get a palindrome (7697724277967).

The spelling of 2255512122445 in words is "two trillion, two hundred fifty-five billion, five hundred twelve million, one hundred twenty-two thousand, four hundred forty-five".