26343963343 has 4 divisors (see below), whose sum is σ = 26444130768. Its totient is φ = 26243795920.

The previous prime is 26343963293. The next prime is 26343963383. The reversal of 26343963343 is 34336934362.

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 26343963343 - 2²¹ = 26341866191 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 26343963293 and 26343963302.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26343963383) 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, 50083318 + ... + 50083843.

It is an arithmetic number, because the mean of its divisors is an integer number (6611032692).

Almost surely, 2^26343963343 is an apocalyptic number.

26343963343 is a deficient number, since it is larger than the sum of its proper divisors (100167425).

26343963343 is a wasteful number, since it uses less digits than its factorization.

26343963343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100167424.

The product of its digits is 2519424, while the sum is 46.

The spelling of 26343963343 in words is "twenty-six billion, three hundred forty-three million, nine hundred sixty-three thousand, three hundred forty-three".