43314421432 has 32 divisors (see below), whose sum is σ = 82391288400. Its totient is φ = 21345554944.

The previous prime is 43314421387. The next prime is 43314421441. The reversal of 43314421432 is 23412441334.

It is a super-2 number, since 2×43314421432² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 43314421394 and 43314421403.

It is a congruent number.

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, 27978 + ... + 295654.

Almost surely, 2^43314421432 is an apocalyptic number.

It is an amenable number.

43314421432 is a deficient number, since it is larger than the sum of its proper divisors (39076866968).

43314421432 is a wasteful number, since it uses less digits than its factorization.

43314421432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 267975 (or 267971 counting only the distinct ones).

The product of its digits is 27648, while the sum is 31.

Adding to 43314421432 its reverse (23412441334), we get a palindrome (66726862766).

The spelling of 43314421432 in words is "forty-three billion, three hundred fourteen million, four hundred twenty-one thousand, four hundred thirty-two".