26748593455 has 4 divisors (see below), whose sum is σ = 32098312152. Its totient is φ = 21398874760.

The previous prime is 26748593437. The next prime is 26748593491. The reversal of 26748593455 is 55439584762.

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

It is not a de Polignac number, because 26748593455 - 2²⁷ = 26614375727 is a prime.

It is a Smith number, since the sum of its digits (58) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 26748593455.

It is a congruent number.

It is an unprimeable number.

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, 2674859341 + ... + 2674859350.

It is an arithmetic number, because the mean of its divisors is an integer number (8024578038).

Almost surely, 2^26748593455 is an apocalyptic number.

26748593455 is a deficient number, since it is larger than the sum of its proper divisors (5349718697).

26748593455 is an equidigital number, since it uses as much as digits as its factorization.

26748593455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5349718696.

The product of its digits is 36288000, while the sum is 58.

The spelling of 26748593455 in words is "twenty-six billion, seven hundred forty-eight million, five hundred ninety-three thousand, four hundred fifty-five".