2000331242440 has 32 divisors (see below), whose sum is σ = 4501323533880. Its totient is φ = 800029699072.

The previous prime is 2000331242411. The next prime is 2000331242473. The reversal of 2000331242440 is 442421330002.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 1913856430084 + 86474812356 = 1383422^2 + 294066^2 .

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, 2896819 + ... + 3520258.

Almost surely, 2^{2000331242440} is an apocalyptic number.

2000331242440 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2000331242440 is an abundant number, since it is smaller than the sum of its proper divisors (2500992291440).

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

2000331242440 is a wasteful number, since it uses less digits than its factorization.

2000331242440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6424881 (or 6424877 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 25.

Adding to 2000331242440 its reverse (442421330002), we get a palindrome (2442752572442).

The spelling of 2000331242440 in words is "two trillion, three hundred thirty-one million, two hundred forty-two thousand, four hundred forty".