13434643432 has 32 divisors (see below), whose sum is σ = 28864526400. Its totient is φ = 5742503424.

The previous prime is 13434643421. The next prime is 13434643447. The reversal of 13434643432 is 23434643431.

It is a junction number, because it is equal to n+sod(n) for n = 13434643391 and 13434643400.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 295273 + ... + 337720.

It is an arithmetic number, because the mean of its divisors is an integer number (902016450).

Almost surely, 2^13434643432 is an apocalyptic number.

It is an amenable number.

13434643432 is an abundant number, since it is smaller than the sum of its proper divisors (15429882968).

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

13434643432 is a wasteful number, since it uses less digits than its factorization.

13434643432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 633385 (or 633381 counting only the distinct ones).

The product of its digits is 248832, while the sum is 37.

Subtracting 13434643432 from its reverse (23434643431), we obtain a palindrome (9999999999).

The spelling of 13434643432 in words is "thirteen billion, four hundred thirty-four million, six hundred forty-three thousand, four hundred thirty-two".