13810003800 has 96 divisors (see below), whose sum is σ = 42962815680. Its totient is φ = 3669609600.

The previous prime is 13810003789. The next prime is 13810003807. The reversal of 13810003800 is 830001831.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13810003807) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 129135 + ... + 210465.

It is an arithmetic number, because the mean of its divisors is an integer number (447529330).

Almost surely, 2^13810003800 is an apocalyptic number.

13810003800 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 13810003800, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (21481407840).

13810003800 is an abundant number, since it is smaller than the sum of its proper divisors (29152811880).

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

13810003800 is a wasteful number, since it uses less digits than its factorization.

13810003800 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81633 (or 81624 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 24.

The spelling of 13810003800 in words is "thirteen billion, eight hundred ten million, three thousand, eight hundred".