16435319004 has 36 divisors (see below), whose sum is σ = 44740591896. Its totient is φ = 5057021088.

The previous prime is 16435318997. The next prime is 16435319071. The reversal of 16435319004 is 40091353461.

16435319004 is a `hidden beast` number, since 1 + 643 + 5 + 3 + 1 + 9 + 0 + 0 + 4 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 16435319004.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 17558634 + ... + 17559569.

Almost surely, 2^16435319004 is an apocalyptic number.

It is an amenable number.

16435319004 is an abundant number, since it is smaller than the sum of its proper divisors (28305272892).

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

16435319004 is a wasteful number, since it uses less digits than its factorization.

16435319004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35118226 (or 35118221 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 36.

The spelling of 16435319004 in words is "sixteen billion, four hundred thirty-five million, three hundred nineteen thousand, four".