16838153550101 has 4 divisors (see below), whose sum is σ = 18133396130892. Its totient is φ = 15542910969312.

The previous prime is 16838153550079. The next prime is 16838153550167. The reversal of 16838153550101 is 10105535183861.

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 2333100447601 + 14505053102500 = 1527449^2 + 3808550^2 .

It is a cyclic number.

It is not a de Polignac number, because 16838153550101 - 2²⁶ = 16838086441237 is a prime.

It is a super-2 number, since 2×16838153550101² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16838153570101) 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, 647621290376 + ... + 647621290401.

It is an arithmetic number, because the mean of its divisors is an integer number (4533349032723).

Almost surely, 2^{16838153550101} is an apocalyptic number.

It is an amenable number.

16838153550101 is a deficient number, since it is larger than the sum of its proper divisors (1295242580791).

16838153550101 is a wasteful number, since it uses less digits than its factorization.

16838153550101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1295242580790.

The product of its (nonzero) digits is 432000, while the sum is 47.

The spelling of 16838153550101 in words is "sixteen trillion, eight hundred thirty-eight billion, one hundred fifty-three million, five hundred fifty thousand, one hundred one".