26243350073 has 4 divisors (see below), whose sum is σ = 26243804160. Its totient is φ = 26242895988.

The previous prime is 26243350061. The next prime is 26243350093. The reversal of 26243350073 is 37005334262.

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 26243350073 - 2⁴ = 26243350057 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (26243350013) 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, 125093 + ... + 261026.

It is an arithmetic number, because the mean of its divisors is an integer number (6560951040).

Almost surely, 2^26243350073 is an apocalyptic number.

It is an amenable number.

26243350073 is a deficient number, since it is larger than the sum of its proper divisors (454087).

26243350073 is an equidigital number, since it uses as much as digits as its factorization.

26243350073 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 454086.

The product of its (nonzero) digits is 90720, while the sum is 35.

The spelling of 26243350073 in words is "twenty-six billion, two hundred forty-three million, three hundred fifty thousand, seventy-three".