13141312500 has 168 divisors, whose sum is σ = 38740129120. Its totient is φ = 3466800000.

The previous prime is 13141312447. The next prime is 13141312523. The reversal of 13141312500 is 521314131.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 55 ways as a sum of consecutive naturals, for example, 20437179 + ... + 20437821.

Almost surely, 2^13141312500 is an apocalyptic number.

13141312500 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 13141312500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19370064560).

13141312500 is an abundant number, since it is smaller than the sum of its proper divisors (25598816620).

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

13141312500 is an equidigital number, since it uses as much as digits as its factorization.

13141312500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 789 (or 762 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 21.

Adding to 13141312500 its reverse (521314131), we get a palindrome (13662626631).

The spelling of 13141312500 in words is "thirteen billion, one hundred forty-one million, three hundred twelve thousand, five hundred".