32040325128 has 128 divisors (see below), whose sum is σ = 92445016320. Its totient is φ = 9064673280.

The previous prime is 32040325127. The next prime is 32040325129. The reversal of 32040325128 is 82152304023.

It is an interprime number because it is at equal distance from previous prime (32040325127) and next prime (32040325129).

It is a junction number, because it is equal to n+sod(n) for n = 32040325095 and 32040325104.

It is not an unprimeable number, because it can be changed into a prime (32040325123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8253748 + ... + 8257628.

It is an arithmetic number, because the mean of its divisors is an integer number (722226690).

Almost surely, 2^32040325128 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 32040325128, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (46222508160).

32040325128 is an abundant number, since it is smaller than the sum of its proper divisors (60404691192).

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

32040325128 is a wasteful number, since it uses less digits than its factorization.

32040325128 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4367 (or 4363 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 30.

The spelling of 32040325128 in words is "thirty-two billion, forty million, three hundred twenty-five thousand, one hundred twenty-eight".