16093243861 has 4 divisors (see below), whose sum is σ = 16093576800. Its totient is φ = 16092910924.

The previous prime is 16093243843. The next prime is 16093243867. The reversal of 16093243861 is 16834239061.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 16093243861 - 2⁹ = 16093243349 is a prime.

It is a super-2 number, since 2×16093243861² (a number of 21 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 (16093243867) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 78451 + ... + 195808.

It is an arithmetic number, because the mean of its divisors is an integer number (4023394200).

Almost surely, 2^16093243861 is an apocalyptic number.

It is an amenable number.

16093243861 is a deficient number, since it is larger than the sum of its proper divisors (332939).

16093243861 is an equidigital number, since it uses as much as digits as its factorization.

16093243861 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 332938.

The product of its (nonzero) digits is 186624, while the sum is 43.

The spelling of 16093243861 in words is "sixteen billion, ninety-three million, two hundred forty-three thousand, eight hundred sixty-one".