220256026456241 has 4 divisors (see below), whose sum is σ = 222394434480192. Its totient is φ = 218117618432292.

The previous prime is 220256026456237. The next prime is 220256026456253. The reversal of 220256026456241 is 142654620652022.

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 220256026456241 - 2² = 220256026456237 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (220256026456541) 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, 1069204011821 + ... + 1069204012026.

It is an arithmetic number, because the mean of its divisors is an integer number (55598608620048).

Almost surely, 2^{220256026456241} is an apocalyptic number.

It is an amenable number.

220256026456241 is a deficient number, since it is larger than the sum of its proper divisors (2138408023951).

220256026456241 is a wasteful number, since it uses less digits than its factorization.

220256026456241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2138408023950.

The product of its (nonzero) digits is 2764800, while the sum is 47.

The spelling of 220256026456241 in words is "two hundred twenty trillion, two hundred fifty-six billion, twenty-six million, four hundred fifty-six thousand, two hundred forty-one".