256260530341 has 4 divisors (see below), whose sum is σ = 256453644352. Its totient is φ = 256067416332.

The previous prime is 256260530329. The next prime is 256260530363. The reversal of 256260530341 is 143035062652.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 256260530341 - 2¹⁹ = 256260006053 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 256260530341.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (256260530381) 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, 96555015 + ... + 96557668.

It is an arithmetic number, because the mean of its divisors is an integer number (64113411088).

Almost surely, 2^256260530341 is an apocalyptic number.

It is an amenable number.

256260530341 is a deficient number, since it is larger than the sum of its proper divisors (193114011).

256260530341 is a wasteful number, since it uses less digits than its factorization.

256260530341 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 193114010.

The product of its (nonzero) digits is 129600, while the sum is 37.

Adding to 256260530341 its reverse (143035062652), we get a palindrome (399295592993).

The spelling of 256260530341 in words is "two hundred fifty-six billion, two hundred sixty million, five hundred thirty thousand, three hundred forty-one".