32544628648 has 32 divisors (see below), whose sum is σ = 73408939200. Its totient is φ = 13213608192.

The previous prime is 32544628631. The next prime is 32544628687. The reversal of 32544628648 is 84682644523.

It is a junction number, because it is equal to n+sod(n) for n = 32544628595 and 32544628604.

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, 15292465 + ... + 15294592.

It is an arithmetic number, because the mean of its divisors is an integer number (2294029350).

Almost surely, 2^32544628648 is an apocalyptic number.

32544628648 is a gapful number since it is divisible by the number (38) formed by its first and last digit.

It is an amenable number.

32544628648 is an abundant number, since it is smaller than the sum of its proper divisors (40864310552).

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

32544628648 is a wasteful number, since it uses less digits than its factorization.

32544628648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30587089 (or 30587085 counting only the distinct ones).

The product of its digits is 8847360, while the sum is 52.

The spelling of 32544628648 in words is "thirty-two billion, five hundred forty-four million, six hundred twenty-eight thousand, six hundred forty-eight".