20043724260740 has 24 divisors (see below), whose sum is σ = 42240555309120. Its totient is φ = 7989159349728.

The previous prime is 20043724260733. The next prime is 20043724260793. The reversal of 20043724260740 is 4706242734002.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1770641360 + ... + 1770652679.

It is an arithmetic number, because the mean of its divisors is an integer number (1760023137880).

Almost surely, 2^{20043724260740} is an apocalyptic number.

20043724260740 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20043724260740 is an abundant number, since it is smaller than the sum of its proper divisors (22196831048380).

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

20043724260740 is a wasteful number, since it uses less digits than its factorization.

20043724260740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3541294331 (or 3541294329 counting only the distinct ones).

The product of its (nonzero) digits is 451584, while the sum is 41.

Adding to 20043724260740 its reverse (4706242734002), we get a palindrome (24749966994742).

The spelling of 20043724260740 in words is "twenty trillion, forty-three billion, seven hundred twenty-four million, two hundred sixty thousand, seven hundred forty".