13532135250 has 64 divisors (see below), whose sum is σ = 33978776832. Its totient is φ = 3586928000.

The previous prime is 13532135233. The next prime is 13532135257. The reversal of 13532135250 is 5253123531.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is not an unprimeable number, because it can be changed into a prime (13532135257) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 71230 + ... + 179270.

It is an arithmetic number, because the mean of its divisors is an integer number (530918388).

Almost surely, 2^13532135250 is an apocalyptic number.

13532135250 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 13532135250, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16989388416).

13532135250 is an abundant number, since it is smaller than the sum of its proper divisors (20446641582).

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

13532135250 is a wasteful number, since it uses less digits than its factorization.

13532135250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108228 (or 108218 counting only the distinct ones).

The product of its (nonzero) digits is 13500, while the sum is 30.

Adding to 13532135250 its reverse (5253123531), we get a palindrome (18785258781).

The spelling of 13532135250 in words is "thirteen billion, five hundred thirty-two million, one hundred thirty-five thousand, two hundred fifty".