13533425652 has 12 divisors (see below), whose sum is σ = 31577993216. Its totient is φ = 4511141880.

The previous prime is 13533425651. The next prime is 13533425681. The reversal of 13533425652 is 25652433531.

It is a tau number, because it is divible by the number of its divisors (12).

It is a self number, because there is not a number n which added to its sum of digits gives 13533425652.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13533425651) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 563892724 + ... + 563892747.

Almost surely, 2^13533425652 is an apocalyptic number.

13533425652 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

13533425652 is an abundant number, since it is smaller than the sum of its proper divisors (18044567564).

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

13533425652 is a wasteful number, since it uses less digits than its factorization.

13533425652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1127785478 (or 1127785476 counting only the distinct ones).

The product of its digits is 324000, while the sum is 39.

The spelling of 13533425652 in words is "thirteen billion, five hundred thirty-three million, four hundred twenty-five thousand, six hundred fifty-two".