2040042004440 has 64 divisors (see below), whose sum is σ = 6676501109760. Its totient is φ = 494555637120.

The previous prime is 2040042004417. The next prime is 2040042004463. The reversal of 2040042004440 is 444002400402.

It is an interprime number because it is at equal distance from previous prime (2040042004417) and next prime (2040042004463).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 2040042004440.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 772741864 + ... + 772744503.

It is an arithmetic number, because the mean of its divisors is an integer number (104320329840).

Almost surely, 2^{2040042004440} is an apocalyptic number.

2040042004440 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2040042004440 is an abundant number, since it is smaller than the sum of its proper divisors (4636459105320).

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

2040042004440 is a wasteful number, since it uses less digits than its factorization.

2040042004440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1545486392 (or 1545486388 counting only the distinct ones).

The product of its (nonzero) digits is 4096, while the sum is 24.

Adding to 2040042004440 its reverse (444002400402), we get a palindrome (2484044404842).

The spelling of 2040042004440 in words is "two trillion, forty billion, forty-two million, four thousand, four hundred forty".