432603536440 has 32 divisors (see below), whose sum is σ = 981971754480. Its totient is φ = 171510072832.

The previous prime is 432603536429. The next prime is 432603536441. The reversal of 432603536440 is 44635306234.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is a junction number, because it is equal to n+sod(n) for n = 432603536393 and 432603536402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (432603536441) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47849854 + ... + 47858893.

Almost surely, 2^432603536440 is an apocalyptic number.

432603536440 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

432603536440 is an abundant number, since it is smaller than the sum of its proper divisors (549368218040).

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

432603536440 is a wasteful number, since it uses less digits than its factorization.

432603536440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95708871 (or 95708867 counting only the distinct ones).

The product of its (nonzero) digits is 622080, while the sum is 40.

The spelling of 432603536440 in words is "four hundred thirty-two billion, six hundred three million, five hundred thirty-six thousand, four hundred forty".