13389889800 has 384 divisors, whose sum is σ = 48548678400. Its totient is φ = 2989916160.

The previous prime is 13389889753. The next prime is 13389889813. The reversal of 13389889800 is 898898331.

It is a super-2 number, since 2×13389889800² (a number of 21 digits) contains 22 as substring.

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, 42239242 + ... + 42239558.

It is an arithmetic number, because the mean of its divisors is an integer number (126428850).

Almost surely, 2^13389889800 is an apocalyptic number.

13389889800 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 13389889800, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (24274339200).

13389889800 is an abundant number, since it is smaller than the sum of its proper divisors (35158788600).

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

13389889800 is a wasteful number, since it uses less digits than its factorization.

13389889800 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 545 (or 536 counting only the distinct ones).

The product of its (nonzero) digits is 2985984, while the sum is 57.

The spelling of 13389889800 in words is "thirteen billion, three hundred eighty-nine million, eight hundred eighty-nine thousand, eight hundred".