32326326648 has 576 divisors, whose sum is σ = 116776857600. Its totient is φ = 7979005440.

The previous prime is 32326326581. The next prime is 32326326671. The reversal of 32326326648 is 84662362323.

32326326648 is a `hidden beast` number, since 3 + 2 + 3 + 2 + 632 + 6 + 6 + 4 + 8 = 666.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 67486873 + ... + 67487351.

It is an arithmetic number, because the mean of its divisors is an integer number (202737600).

Almost surely, 2^32326326648 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 32326326648, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (58388428800).

32326326648 is an abundant number, since it is smaller than the sum of its proper divisors (84450530952).

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

32326326648 is a wasteful number, since it uses less digits than its factorization.

32326326648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 600 (or 586 counting only the distinct ones).

The product of its digits is 1492992, while the sum is 45.

The spelling of 32326326648 in words is "thirty-two billion, three hundred twenty-six million, three hundred twenty-six thousand, six hundred forty-eight".