255545211240041 has 4 divisors (see below), whose sum is σ = 255545243419092. Its totient is φ = 255545179060992.

The previous prime is 255545211239939. The next prime is 255545211240061. The reversal of 255545211240041 is 140042112545552.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 204415503786025 + 51129707454016 = 14297395^2 + 7150504^2 .

It is a cyclic number.

It is not a de Polignac number, because 255545211240041 - 2¹⁴ = 255545211223657 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (255545211240061) 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 3 ways as a sum of consecutive naturals, for example, 5308505 + ... + 23222201.

It is an arithmetic number, because the mean of its divisors is an integer number (63886310854773).

Almost surely, 2^{255545211240041} is an apocalyptic number.

It is an amenable number.

255545211240041 is a deficient number, since it is larger than the sum of its proper divisors (32179051).

255545211240041 is a wasteful number, since it uses less digits than its factorization.

255545211240041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32179050.

The product of its (nonzero) digits is 320000, while the sum is 41.

Adding to 255545211240041 its reverse (140042112545552), we get a palindrome (395587323785593).

The spelling of 255545211240041 in words is "two hundred fifty-five trillion, five hundred forty-five billion, two hundred eleven million, two hundred forty thousand, forty-one".