203424500400 has 120 divisors (see below), whose sum is σ = 710876209344. Its totient is φ = 49315027200.

The previous prime is 203424500393. The next prime is 203424500437. The reversal of 203424500400 is 4005424302.

203424500400 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 (120).

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

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 23 ways as a sum of consecutive naturals, for example, 7692274 + ... + 7718673.

Almost surely, 2^203424500400 is an apocalyptic number.

203424500400 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

203424500400 is an abundant number, since it is smaller than the sum of its proper divisors (507451708944).

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

203424500400 is a wasteful number, since it uses less digits than its factorization.

203424500400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15410979 (or 15410968 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 24.

Adding to 203424500400 its reverse (4005424302), we get a palindrome (207429924702).

The spelling of 203424500400 in words is "two hundred three billion, four hundred twenty-four million, five hundred thousand, four hundred".