13612344321632 has 48 divisors (see below), whose sum is σ = 30848118497280. Its totient is φ = 5791891609728.

The previous prime is 13612344321629. The next prime is 13612344321683. The reversal of 13612344321632 is 23612344321631.

It is a self number, because there is not a number n which added to its sum of digits gives 13612344321632.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 218563808 + ... + 218626079.

It is an arithmetic number, because the mean of its divisors is an integer number (642669135360).

Almost surely, 2^{13612344321632} is an apocalyptic number.

It is an amenable number.

13612344321632 is an abundant number, since it is smaller than the sum of its proper divisors (17235774175648).

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

13612344321632 is a wasteful number, since it uses less digits than its factorization.

13612344321632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 437190043 (or 437190035 counting only the distinct ones).

The product of its digits is 373248, while the sum is 41.

Subtracting 13612344321632 from its reverse (23612344321631), we obtain a palindrome (9999999999999).

The spelling of 13612344321632 in words is "thirteen trillion, six hundred twelve billion, three hundred forty-four million, three hundred twenty-one thousand, six hundred thirty-two".