26200556443 has 4 divisors (see below), whose sum is σ = 26208191848. Its totient is φ = 26192921040.

The previous prime is 26200556441. The next prime is 26200556449. The reversal of 26200556443 is 34465500262.

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 26200556443 - 2¹ = 26200556441 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (26200556441) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3812553 + ... + 3819418.

It is an arithmetic number, because the mean of its divisors is an integer number (6552047962).

Almost surely, 2^26200556443 is an apocalyptic number.

26200556443 is a deficient number, since it is larger than the sum of its proper divisors (7635405).

26200556443 is an equidigital number, since it uses as much as digits as its factorization.

26200556443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7635404.

The product of its (nonzero) digits is 172800, while the sum is 37.

The spelling of 26200556443 in words is "twenty-six billion, two hundred million, five hundred fifty-six thousand, four hundred forty-three".