32001143330440 has 32 divisors (see below), whose sum is σ = 72016395687000. Its totient is φ = 12797999875584.

The previous prime is 32001143330417. The next prime is 32001143330459. The reversal of 32001143330440 is 4403334110023.

It can be written as a sum of positive squares in 4 ways, for example, as 24806635351876 + 7194507978564 = 4980626^2 + 2682258^2 .

It is a junction number, because it is equal to n+sod(n) for n = 32001143330399 and 32001143330408.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 76584555 + ... + 77001274.

Almost surely, 2^{32001143330440} is an apocalyptic number.

It is an amenable number.

32001143330440 is an abundant number, since it is smaller than the sum of its proper divisors (40015252356560).

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

32001143330440 is a wasteful number, since it uses less digits than its factorization.

32001143330440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 153591049 (or 153591045 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 28.

Adding to 32001143330440 its reverse (4403334110023), we get a palindrome (36404477440463).

The spelling of 32001143330440 in words is "thirty-two trillion, one billion, one hundred forty-three million, three hundred thirty thousand, four hundred forty".