403230431400 has 48 divisors (see below), whose sum is σ = 1250014339200. Its totient is φ = 107528114880.

The previous prime is 403230431323. The next prime is 403230431437. The reversal of 403230431400 is 4134032304.

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 (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 336024760 + ... + 336025959.

It is an arithmetic number, because the mean of its divisors is an integer number (26041965400).

Almost surely, 2^403230431400 is an apocalyptic number.

403230431400 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

403230431400 is an abundant number, since it is smaller than the sum of its proper divisors (846783907800).

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

403230431400 is a wasteful number, since it uses less digits than its factorization.

403230431400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 672050738 (or 672050729 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 24.

Adding to 403230431400 its reverse (4134032304), we get a palindrome (407364463704).

The spelling of 403230431400 in words is "four hundred three billion, two hundred thirty million, four hundred thirty-one thousand, four hundred".