12026554321404 has 192 divisors, whose sum is σ = 33849523814400. Its totient is φ = 3249031813632.

The previous prime is 12026554321393. The next prime is 12026554321499. The reversal of 12026554321404 is 40412345562021.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1138118529 + ... + 1138129095.

It is an arithmetic number, because the mean of its divisors is an integer number (176299603200).

Almost surely, 2^{12026554321404} is an apocalyptic number.

12026554321404 is a gapful number since it is divisible by the number (14) 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 12026554321404, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16924761907200).

12026554321404 is an abundant number, since it is smaller than the sum of its proper divisors (21822969492996).

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

12026554321404 is a wasteful number, since it uses less digits than its factorization.

12026554321404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17312 (or 17310 counting only the distinct ones).

The product of its (nonzero) digits is 230400, while the sum is 39.

Adding to 12026554321404 its reverse (40412345562021), we get a palindrome (52438899883425).

The spelling of 12026554321404 in words is "twelve trillion, twenty-six billion, five hundred fifty-four million, three hundred twenty-one thousand, four hundred four".