6173919627681 has 16 divisors (see below), whose sum is σ = 9331700383040. Its totient is φ = 3599370146880.

The previous prime is 6173919627671. The next prime is 6173919627683. The reversal of 6173919627681 is 1867269193716.

It is a de Polignac number, because none of the positive numbers 2^k-6173919627681 is a prime.

It is a super-2 number, since 2×6173919627681² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6173919627683) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4165936930 + ... + 4165938411.

It is an arithmetic number, because the mean of its divisors is an integer number (583231273940).

Almost surely, 2^{6173919627681} is an apocalyptic number.

It is an amenable number.

6173919627681 is a deficient number, since it is larger than the sum of its proper divisors (3157780755359).

6173919627681 is a wasteful number, since it uses less digits than its factorization.

6173919627681 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8331875376.

The product of its digits is 41150592, while the sum is 66.

The spelling of 6173919627681 in words is "six trillion, one hundred seventy-three billion, nine hundred nineteen million, six hundred twenty-seven thousand, six hundred eighty-one".