13453532232 has 96 divisors (see below), whose sum is σ = 40182838080. Its totient is φ = 3676717440.

The previous prime is 13453532231. The next prime is 13453532291. The reversal of 13453532232 is 23223535431.

It is a junction number, because it is equal to n+sod(n) for n = 13453532193 and 13453532202.

It is not an unprimeable number, because it can be changed into a prime (13453532231) 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, 13182 + ... + 164562.

It is an arithmetic number, because the mean of its divisors is an integer number (418571230).

Almost surely, 2^13453532232 is an apocalyptic number.

13453532232 is a gapful number since it is divisible by the number (12) 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 13453532232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (20091419040).

13453532232 is an abundant number, since it is smaller than the sum of its proper divisors (26729305848).

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

13453532232 is a wasteful number, since it uses less digits than its factorization.

13453532232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 151443 (or 151416 counting only the distinct ones).

The product of its digits is 64800, while the sum is 33.

The spelling of 13453532232 in words is "thirteen billion, four hundred fifty-three million, five hundred thirty-two thousand, two hundred thirty-two".