16434888504 has 16 divisors (see below), whose sum is σ = 41087221320. Its totient is φ = 5478296160.

The previous prime is 16434888473. The next prime is 16434888511. The reversal of 16434888504 is 40588843461.

It is a super-2 number, since 2×16434888504² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 342393487 + ... + 342393534.

Almost surely, 2^16434888504 is an apocalyptic number.

It is an amenable number.

16434888504 is an abundant number, since it is smaller than the sum of its proper divisors (24652332816).

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

16434888504 is a wasteful number, since it uses less digits than its factorization.

16434888504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 684787030 (or 684787026 counting only the distinct ones).

The product of its (nonzero) digits is 2949120, while the sum is 51.

The spelling of 16434888504 in words is "sixteen billion, four hundred thirty-four million, eight hundred eighty-eight thousand, five hundred four".