203440000024 has 8 divisors (see below), whose sum is σ = 381450000060. Its totient is φ = 101720000008.

The previous prime is 203439999989. The next prime is 203440000123. The reversal of 203440000024 is 420000044302.

203440000024 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (8).

It is a hoax number, since the sum of its digits (19) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 203439999956 and 203440000010.

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 as a sum of consecutive naturals, namely, 12714999994 + ... + 12715000009.

Almost surely, 2^203440000024 is an apocalyptic number.

It is an amenable number.

203440000024 is a deficient number, since it is larger than the sum of its proper divisors (178010000036).

203440000024 is a wasteful number, since it uses less digits than its factorization.

203440000024 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25430000009 (or 25430000005 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 19.

Adding to 203440000024 its reverse (420000044302), we get a palindrome (623440044326).

The spelling of 203440000024 in words is "two hundred three billion, four hundred forty million, twenty-four", and thus it is an aban number.