13235244565632 has 32 divisors (see below), whose sum is σ = 35156118378480. Its totient is φ = 4411748188416.

The previous prime is 13235244565547. The next prime is 13235244565637. The reversal of 13235244565632 is 23656544253231.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (32).

It is not an unprimeable number, because it can be changed into a prime (13235244565637) 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, 17233390978 + ... + 17233391745.

Almost surely, 2^{13235244565632} is an apocalyptic number.

13235244565632 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

13235244565632 is an abundant number, since it is smaller than the sum of its proper divisors (21920873812848).

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

13235244565632 is an equidigital number, since it uses as much as digits as its factorization.

13235244565632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34466782740 (or 34466782728 counting only the distinct ones).

The product of its digits is 15552000, while the sum is 51.

The spelling of 13235244565632 in words is "thirteen trillion, two hundred thirty-five billion, two hundred forty-four million, five hundred sixty-five thousand, six hundred thirty-two".