13520055000 has 160 divisors (see below), whose sum is σ = 42513078960. Its totient is φ = 3581760000.

The previous prime is 13520054993. The next prime is 13520055013. The reversal of 13520055000 is 55002531.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 2352130 + ... + 2357870.

Almost surely, 2^13520055000 is an apocalyptic number.

13520055000 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 13520055000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (21256539480).

13520055000 is an abundant number, since it is smaller than the sum of its proper divisors (28993023960).

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

13520055000 is a wasteful number, since it uses less digits than its factorization.

13520055000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5927 (or 5908 counting only the distinct ones).

The product of its (nonzero) digits is 750, while the sum is 21.

Adding to 13520055000 its reverse (55002531), we get a palindrome (13575057531).

The spelling of 13520055000 in words is "thirteen billion, five hundred twenty million, fifty-five thousand".