16863922163869 has 8 divisors (see below), whose sum is σ = 18398231255808. Its totient is φ = 15329817281760.

The previous prime is 16863922163857. The next prime is 16863922163873. The reversal of 16863922163869 is 96836122936861.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 16863922163869 - 2⁷ = 16863922163741 is a prime.

It is a super-2 number, since 2×16863922163869² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 16863922163798 and 16863922163807.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16863922163849) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 50879757 + ... + 51210130.

It is an arithmetic number, because the mean of its divisors is an integer number (2299778906976).

Almost surely, 2^{16863922163869} is an apocalyptic number.

It is an amenable number.

16863922163869 is a deficient number, since it is larger than the sum of its proper divisors (1534309091939).

16863922163869 is a wasteful number, since it uses less digits than its factorization.

16863922163869 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102104915.

The product of its digits is 241864704, while the sum is 70.

The spelling of 16863922163869 in words is "sixteen trillion, eight hundred sixty-three billion, nine hundred twenty-two million, one hundred sixty-three thousand, eight hundred sixty-nine".