13943367954320 has 480 divisors, whose sum is σ = 42122757006720. Its totient is φ = 4253255516160.

The previous prime is 13943367954317. The next prime is 13943367954413. The reversal of 13943367954320 is 2345976334931.

It is a self number, because there is not a number n which added to its sum of digits gives 13943367954320.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 591284930 + ... + 591308510.

It is an arithmetic number, because the mean of its divisors is an integer number (87755743764).

Almost surely, 2^{13943367954320} is an apocalyptic number.

13943367954320 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 13943367954320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (21061378503360).

13943367954320 is an abundant number, since it is smaller than the sum of its proper divisors (28179389052400).

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

13943367954320 is a wasteful number, since it uses less digits than its factorization.

13943367954320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24111 (or 24098 counting only the distinct ones).

The product of its (nonzero) digits is 44089920, while the sum is 59.

The spelling of 13943367954320 in words is "thirteen trillion, nine hundred forty-three billion, three hundred sixty-seven million, nine hundred fifty-four thousand, three hundred twenty".