13532545420 has 48 divisors (see below), whose sum is σ = 29665440000. Its totient is φ = 5175659456.

The previous prime is 13532545399. The next prime is 13532545421. The reversal of 13532545420 is 2454523531.

It is not an unprimeable number, because it can be changed into a prime (13532545421) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1800831 + ... + 1808329.

It is an arithmetic number, because the mean of its divisors is an integer number (618030000).

Almost surely, 2^13532545420 is an apocalyptic number.

13532545420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13532545420 is an abundant number, since it is smaller than the sum of its proper divisors (16132894580).

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

13532545420 is a wasteful number, since it uses less digits than its factorization.

13532545420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11454 (or 11452 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 34.

The spelling of 13532545420 in words is "thirteen billion, five hundred thirty-two million, five hundred forty-five thousand, four hundred twenty".