2040424444640 has 48 divisors (see below), whose sum is σ = 4825367406720. Its totient is φ = 815346132480.

The previous prime is 2040424444621. The next prime is 2040424444651. The reversal of 2040424444640 is 464444240402.

It is a junction number, because it is equal to n+sod(n) for n = 2040424444594 and 2040424444603.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6275675 + ... + 6592794.

It is an arithmetic number, because the mean of its divisors is an integer number (100528487640).

Almost surely, 2^{2040424444640} is an apocalyptic number.

2040424444640 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2040424444640 is an abundant number, since it is smaller than the sum of its proper divisors (2784942962080).

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

2040424444640 is a wasteful number, since it uses less digits than its factorization.

2040424444640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12869475 (or 12869467 counting only the distinct ones).

The product of its (nonzero) digits is 393216, while the sum is 38.

The spelling of 2040424444640 in words is "two trillion, forty billion, four hundred twenty-four million, four hundred forty-four thousand, six hundred forty".