3272520571632 has 640 divisors, whose sum is σ = 11037106080000. Its totient is φ = 919014211584.

The previous prime is 3272520571631. The next prime is 3272520571651. The reversal of 3272520571632 is 2361750252723.

It is a happy number.

3272520571632 is a `hidden beast` number, since 3 + 2 + 7 + 2 + 5 + 2 + 0 + 5 + 7 + 1 + 632 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3272520571631) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 1190438994 + ... + 1190441742.

It is an arithmetic number, because the mean of its divisors is an integer number (17245478250).

Almost surely, 2^{3272520571632} 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 3272520571632, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5518553040000).

3272520571632 is an abundant number, since it is smaller than the sum of its proper divisors (7764585508368).

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

3272520571632 is a wasteful number, since it uses less digits than its factorization.

3272520571632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3170 (or 3158 counting only the distinct ones).

The product of its (nonzero) digits is 1058400, while the sum is 45.

The spelling of 3272520571632 in words is "three trillion, two hundred seventy-two billion, five hundred twenty million, five hundred seventy-one thousand, six hundred thirty-two".