26056521241 has 4 divisors (see below), whose sum is σ = 26057122000. Its totient is φ = 26055920484.

The previous prime is 26056521223. The next prime is 26056521251. The reversal of 26056521241 is 14212565062.

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 26056521241 - 2²¹ = 26054424089 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 26056521197 and 26056521206.

It is not an unprimeable number, because it can be changed into a prime (26056521251) 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, 229791 + ... + 323908.

It is an arithmetic number, because the mean of its divisors is an integer number (6514280500).

Almost surely, 2^26056521241 is an apocalyptic number.

It is an amenable number.

26056521241 is a deficient number, since it is larger than the sum of its proper divisors (600759).

26056521241 is an equidigital number, since it uses as much as digits as its factorization.

26056521241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 600758.

The product of its (nonzero) digits is 28800, while the sum is 34.

The spelling of 26056521241 in words is "twenty-six billion, fifty-six million, five hundred twenty-one thousand, two hundred forty-one".