13323958851840 has 576 divisors, whose sum is σ = 54179428262400. Its totient is φ = 2714268598272.

The previous prime is 13323958851803. The next prime is 13323958851883. The reversal of 13323958851840 is 4815885932331.

It is a Harshad number since it is a multiple of its sum of digits (60).

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 63 ways as a sum of consecutive naturals, for example, 9476356 + ... + 10791164.

It is an arithmetic number, because the mean of its divisors is an integer number (94061507400).

Almost surely, 2^{13323958851840} is an apocalyptic number.

13323958851840 is a gapful number since it is divisible by the number (10) 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 13323958851840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (27089714131200).

13323958851840 is an abundant number, since it is smaller than the sum of its proper divisors (40855469410560).

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

13323958851840 is a wasteful number, since it uses less digits than its factorization.

13323958851840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1314882 (or 1314868 counting only the distinct ones).

The product of its (nonzero) digits is 24883200, while the sum is 60.

The spelling of 13323958851840 in words is "thirteen trillion, three hundred twenty-three billion, nine hundred fifty-eight million, eight hundred fifty-one thousand, eight hundred forty".