16925689801044 has 36 divisors (see below), whose sum is σ = 42905584801716. Its totient is φ = 5625913886208.

The previous prime is 16925689800997. The next prime is 16925689801061. The reversal of 16925689801044 is 44010898652961.

16925689801044 is a `hidden beast` number, since 1 + 69 + 2 + 568 + 9 + 8 + 0 + 1 + 0 + 4 + 4 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 4977191445444 + 11948498355600 = 2230962^2 + 3456660^2 .

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 665933539 + ... + 665958954.

Almost surely, 2^{16925689801044} is an apocalyptic number.

It is an amenable number.

16925689801044 is an abundant number, since it is smaller than the sum of its proper divisors (25979895000672).

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

16925689801044 is a wasteful number, since it uses less digits than its factorization.

16925689801044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1331892856 (or 1331892851 counting only the distinct ones).

The product of its (nonzero) digits is 29859840, while the sum is 63.

The spelling of 16925689801044 in words is "sixteen trillion, nine hundred twenty-five billion, six hundred eighty-nine million, eight hundred one thousand, forty-four".