16434888503 has 16 divisors (see below), whose sum is σ = 18022615296. Its totient is φ = 14862968640.

The previous prime is 16434888473. The next prime is 16434888511. The reversal of 16434888503 is 30588843461.

It is a cyclic number.

It is not a de Polignac number, because 16434888503 - 2¹⁴ = 16434872119 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16434888563) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1796126 + ... + 1805252.

It is an arithmetic number, because the mean of its divisors is an integer number (1126413456).

Almost surely, 2^16434888503 is an apocalyptic number.

16434888503 is a deficient number, since it is larger than the sum of its proper divisors (1587726793).

16434888503 is a wasteful number, since it uses less digits than its factorization.

16434888503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9974.

The product of its (nonzero) digits is 2211840, while the sum is 50.

The spelling of 16434888503 in words is "sixteen billion, four hundred thirty-four million, eight hundred eighty-eight thousand, five hundred three".