13940984400 has 480 divisors, whose sum is σ = 53287065600. Its totient is φ = 3048192000.

The previous prime is 13940984381. The next prime is 13940984413. The reversal of 13940984400 is 448904931.

13940984400 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 36783411 + ... + 36783789.

It is an arithmetic number, because the mean of its divisors is an integer number (111014720).

Almost surely, 2^13940984400 is an apocalyptic number.

13940984400 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 13940984400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (26643532800).

13940984400 is an abundant number, since it is smaller than the sum of its proper divisors (39346081200).

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

13940984400 is a wasteful number, since it uses less digits than its factorization.

13940984400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 587 (or 576 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 42.

The spelling of 13940984400 in words is "thirteen billion, nine hundred forty million, nine hundred eighty-four thousand, four hundred".