13044000323420 has 48 divisors (see below), whose sum is σ = 29926759026528. Its totient is φ = 4736266479360.

The previous prime is 13044000323413. The next prime is 13044000323467. The reversal of 13044000323420 is 2432300044031.

It is a self number, because there is not a number n which added to its sum of digits gives 13044000323420.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 43640507 + ... + 43938386.

It is an arithmetic number, because the mean of its divisors is an integer number (623474146386).

Almost surely, 2^{13044000323420} is an apocalyptic number.

13044000323420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13044000323420 is an abundant number, since it is smaller than the sum of its proper divisors (16882758703108).

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

13044000323420 is a wasteful number, since it uses less digits than its factorization.

13044000323420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87579590 (or 87579588 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 26.

Adding to 13044000323420 its reverse (2432300044031), we get a palindrome (15476300367451).

The spelling of 13044000323420 in words is "thirteen trillion, forty-four billion, three hundred twenty-three thousand, four hundred twenty".