16434843428 has 12 divisors (see below), whose sum is σ = 29166060672. Its totient is φ = 8101683240.

The previous prime is 16434843427. The next prime is 16434843527. The reversal of 16434843428 is 82434843461.

It is not an unprimeable number, because it can be changed into a prime (16434843427) 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, 28934300 + ... + 28934867.

It is an arithmetic number, because the mean of its divisors is an integer number (2430505056).

Almost surely, 2^16434843428 is an apocalyptic number.

It is an amenable number.

16434843428 is a deficient number, since it is larger than the sum of its proper divisors (12731217244).

16434843428 is a wasteful number, since it uses less digits than its factorization.

16434843428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57869242 (or 57869240 counting only the distinct ones).

The product of its digits is 1769472, while the sum is 47.

The spelling of 16434843428 in words is "sixteen billion, four hundred thirty-four million, eight hundred forty-three thousand, four hundred twenty-eight".