26344146253 has 4 divisors (see below), whose sum is σ = 26357248288. Its totient is φ = 26331044220.

The previous prime is 26344146251. The next prime is 26344146259. The reversal of 26344146253 is 35264144362.

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 26344146253 - 2¹ = 26344146251 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26344146251) 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, 6548001 + ... + 6552022.

It is an arithmetic number, because the mean of its divisors is an integer number (6589312072).

Almost surely, 2^26344146253 is an apocalyptic number.

It is an amenable number.

26344146253 is a deficient number, since it is larger than the sum of its proper divisors (13102035).

26344146253 is a wasteful number, since it uses less digits than its factorization.

26344146253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13102034.

The product of its digits is 414720, while the sum is 40.

The spelling of 26344146253 in words is "twenty-six billion, three hundred forty-four million, one hundred forty-six thousand, two hundred fifty-three".