16802354853 has 32 divisors (see below), whose sum is σ = 25587031680. Its totient is φ = 10890852480.

The previous prime is 16802354851. The next prime is 16802354861. The reversal of 16802354853 is 35845320861.

16802354853 is a `hidden beast` number, since 1 + 6 + 80 + 23 + 548 + 5 + 3 = 666.

It is not a de Polignac number, because 16802354853 - 2¹ = 16802354851 is a prime.

It is a super-2 number, since 2×16802354853² (a number of 21 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 16802354799 and 16802354808.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16802354851) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 298450 + ... + 350252.

It is an arithmetic number, because the mean of its divisors is an integer number (799594740).

Almost surely, 2^16802354853 is an apocalyptic number.

It is an amenable number.

16802354853 is a deficient number, since it is larger than the sum of its proper divisors (8784676827).

16802354853 is a wasteful number, since it uses less digits than its factorization.

16802354853 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52146 (or 52140 counting only the distinct ones).

The product of its (nonzero) digits is 691200, while the sum is 45.

The spelling of 16802354853 in words is "sixteen billion, eight hundred two million, three hundred fifty-four thousand, eight hundred fifty-three".