26683278723396 has 315 divisors, whose sum is σ = 74612664569163. Its totient is φ = 8345933988480.

The previous prime is 26683278723341. The next prime is 26683278723443. The reversal of 26683278723396 is 69332787238662.

The square root of 26683278723396 is 5165586.

It is a perfect power (a square), and thus also a powerful number.

26683278723396 is a `hidden beast` number, since 2 + 6 + 68 + 327 + 8 + 7 + 233 + 9 + 6 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 8281237865796 + 18402040857600 = 2877714^2 + 4289760^2 .

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 104 ways as a sum of consecutive naturals, for example, 80614134951 + ... + 80614135281.

Almost surely, 2^{26683278723396} is an apocalyptic number.

26683278723396 is the 5165586-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 26683278723396

26683278723396 is an abundant number, since it is smaller than the sum of its proper divisors (47929385845767).

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

26683278723396 is an frugal number, since it uses more digits than its factorization.

26683278723396 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 752 (or 353 counting only the distinct ones).

The product of its digits is 1316818944, while the sum is 72.

The spelling of 26683278723396 in words is "twenty-six trillion, six hundred eighty-three billion, two hundred seventy-eight million, seven hundred twenty-three thousand, three hundred ninety-six".