432404431040 has 28 divisors (see below), whose sum is σ = 1029663052176. Its totient is φ = 172961772288.

The previous prime is 432404431037. The next prime is 432404431087. The reversal of 432404431040 is 40134404234.

It is a happy number.

It is a super-2 number, since 2×432404431040² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 432404430994 and 432404431012.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 675631604 + ... + 675632243.

Almost surely, 2^432404431040 is an apocalyptic number.

432404431040 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

432404431040 is an abundant number, since it is smaller than the sum of its proper divisors (597258621136).

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

432404431040 is a wasteful number, since it uses less digits than its factorization.

432404431040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1351263864 (or 1351263854 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 29.

Adding to 432404431040 its reverse (40134404234), we get a palindrome (472538835274).

The spelling of 432404431040 in words is "four hundred thirty-two billion, four hundred four million, four hundred thirty-one thousand, forty".