26465752243 has 4 divisors (see below), whose sum is σ = 30246574000. Its totient is φ = 22684930488.

The previous prime is 26465752241. The next prime is 26465752277. The reversal of 26465752243 is 34225756462.

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

It is a cyclic number.

It is not a de Polignac number, because 26465752243 - 2¹ = 26465752241 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 26465752193 and 26465752202.

It is not an unprimeable number, because it can be changed into a prime (26465752241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1890410868 + ... + 1890410881.

It is an arithmetic number, because the mean of its divisors is an integer number (7561643500).

Almost surely, 2^26465752243 is an apocalyptic number.

26465752243 is a deficient number, since it is larger than the sum of its proper divisors (3780821757).

26465752243 is an equidigital number, since it uses as much as digits as its factorization.

26465752243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3780821756.

The product of its digits is 2419200, while the sum is 46.

The spelling of 26465752243 in words is "twenty-six billion, four hundred sixty-five million, seven hundred fifty-two thousand, two hundred forty-three".