32431434432 has 28 divisors (see below), whose sum is σ = 85808170776. Its totient is φ = 10810478080.

The previous prime is 32431434401. The next prime is 32431434433. The reversal of 32431434432 is 23443413423.

It is a happy number.

It is a super-3 number, since 3×32431434432³ (a number of 33 digits) contains 333 as substring.

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 32431434393 and 32431434402.

It is not an unprimeable number, because it can be changed into a prime (32431434433) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 84456669 + ... + 84457052.

Almost surely, 2^32431434432 is an apocalyptic number.

32431434432 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

32431434432 is an abundant number, since it is smaller than the sum of its proper divisors (53376736344).

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

32431434432 is a wasteful number, since it uses less digits than its factorization.

32431434432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 168913736 (or 168913726 counting only the distinct ones).

The product of its digits is 82944, while the sum is 33.

Adding to 32431434432 its reverse (23443413423), we get a palindrome (55874847855).

The spelling of 32431434432 in words is "thirty-two billion, four hundred thirty-one million, four hundred thirty-four thousand, four hundred thirty-two".