32001330040 has 32 divisors (see below), whose sum is σ = 73361544480. Its totient is φ = 12559011712.

The previous prime is 32001330017. The next prime is 32001330073. The reversal of 32001330040 is 4003310023.

It is a junction number, because it is equal to n+sod(n) for n = 32001329996 and 32001330023.

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, 7545364 + ... + 7549603.

It is an arithmetic number, because the mean of its divisors is an integer number (2292548265).

Almost surely, 2^32001330040 is an apocalyptic number.

It is an amenable number.

32001330040 is an abundant number, since it is smaller than the sum of its proper divisors (41360214440).

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

32001330040 is a wasteful number, since it uses less digits than its factorization.

32001330040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15095031 (or 15095027 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 16.

Adding to 32001330040 its reverse (4003310023), we get a palindrome (36004640063).

It can be divided in two parts, 320013 and 30040, that added together give a palindrome (350053).

The spelling of 32001330040 in words is "thirty-two billion, one million, three hundred thirty thousand, forty".