16838853337 has 4 divisors (see below), whose sum is σ = 16993338340. Its totient is φ = 16684368336.

The previous prime is 16838853329. The next prime is 16838853377. The reversal of 16838853337 is 73335883861.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 4672542736 + 12166310601 = 68356^2 + 110301^2 .

It is a cyclic number.

It is not a de Polignac number, because 16838853337 - 2³ = 16838853329 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16838853377) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 77242338 + ... + 77242555.

It is an arithmetic number, because the mean of its divisors is an integer number (4248334585).

Almost surely, 2^16838853337 is an apocalyptic number.

It is an amenable number.

16838853337 is a deficient number, since it is larger than the sum of its proper divisors (154485003).

16838853337 is a wasteful number, since it uses less digits than its factorization.

16838853337 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 154485002.

The product of its digits is 8709120, while the sum is 55.

The spelling of 16838853337 in words is "sixteen billion, eight hundred thirty-eight million, eight hundred fifty-three thousand, three hundred thirty-seven".