13532003550 has 72 divisors (see below), whose sum is σ = 39152613864. Its totient is φ = 3330953280.

The previous prime is 13532003539. The next prime is 13532003557. The reversal of 13532003550 is 5530023531.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13532003557) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 1150732 + ... + 1162431.

Almost surely, 2^13532003550 is an apocalyptic number.

13532003550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13532003550 is an abundant number, since it is smaller than the sum of its proper divisors (25620610314).

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

13532003550 is a wasteful number, since it uses less digits than its factorization.

13532003550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2313194 (or 2313186 counting only the distinct ones).

The product of its (nonzero) digits is 6750, while the sum is 27.

The spelling of 13532003550 in words is "thirteen billion, five hundred thirty-two million, three thousand, five hundred fifty".