16433315234428 has 6 divisors (see below), whose sum is σ = 28758301660256. Its totient is φ = 8216657617212.

The previous prime is 16433315234393. The next prime is 16433315234431. The reversal of 16433315234428 is 82443251333461.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2054164404300 + ... + 2054164404307.

Almost surely, 2^{16433315234428} is an apocalyptic number.

It is an amenable number.

16433315234428 is a deficient number, since it is larger than the sum of its proper divisors (12324986425828).

16433315234428 is a wasteful number, since it uses less digits than its factorization.

16433315234428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4108328808611 (or 4108328808609 counting only the distinct ones).

The product of its digits is 4976640, while the sum is 49.

Adding to 16433315234428 its reverse (82443251333461), we get a palindrome (98876566567889).

The spelling of 16433315234428 in words is "sixteen trillion, four hundred thirty-three billion, three hundred fifteen million, two hundred thirty-four thousand, four hundred twenty-eight".