26112640241 has 4 divisors (see below), whose sum is σ = 26263580532. Its totient is φ = 25961699952.

The previous prime is 26112640207. The next prime is 26112640247. The reversal of 26112640241 is 14204621162.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 20226528400 + 5886111841 = 142220^2 + 76721^2 .

It is a cyclic number.

It is not a de Polignac number, because 26112640241 - 2¹⁴ = 26112623857 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (26112640247) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 75469886 + ... + 75470231.

It is an arithmetic number, because the mean of its divisors is an integer number (6565895133).

Almost surely, 2^26112640241 is an apocalyptic number.

It is an amenable number.

26112640241 is a deficient number, since it is larger than the sum of its proper divisors (150940291).

26112640241 is a wasteful number, since it uses less digits than its factorization.

26112640241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150940290.

The product of its (nonzero) digits is 4608, while the sum is 29.

The spelling of 26112640241 in words is "twenty-six billion, one hundred twelve million, six hundred forty thousand, two hundred forty-one".