26043454736 has 80 divisors (see below), whose sum is σ = 57925459200. Its totient is φ = 11243142144.

The previous prime is 26043454721. The next prime is 26043454769. The reversal of 26043454736 is 63745434062.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 270500 + ... + 353916.

It is an arithmetic number, because the mean of its divisors is an integer number (724068240).

Almost surely, 2^26043454736 is an apocalyptic number.

26043454736 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 26043454736, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (28962729600).

26043454736 is an abundant number, since it is smaller than the sum of its proper divisors (31882004464).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

26043454736 is a wasteful number, since it uses less digits than its factorization.

26043454736 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83536 (or 83530 counting only the distinct ones).

The product of its (nonzero) digits is 1451520, while the sum is 44.

Adding to 26043454736 its reverse (63745434062), we get a palindrome (89788888798).

The spelling of 26043454736 in words is "twenty-six billion, forty-three million, four hundred fifty-four thousand, seven hundred thirty-six".