3168581405869 has 12 divisors (see below), whose sum is σ = 3541851754560. Its totient is φ = 2831706026600.

The previous prime is 3168581405861. The next prime is 3168581405933. The reversal of 3168581405869 is 9685041858613.

It is not a de Polignac number, because 3168581405869 - 2³ = 3168581405861 is a prime.

It is a super-2 number, since 2×3168581405869² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3168581405869.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3168581405861) 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 11 ways as a sum of consecutive naturals, for example, 221913397 + ... + 221927674.

It is an arithmetic number, because the mean of its divisors is an integer number (295154312880).

Almost surely, 2^{3168581405869} is an apocalyptic number.

It is an amenable number.

3168581405869 is a deficient number, since it is larger than the sum of its proper divisors (373270348691).

3168581405869 is a wasteful number, since it uses less digits than its factorization.

3168581405869 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 443841152 (or 443841141 counting only the distinct ones).

The product of its (nonzero) digits is 49766400, while the sum is 64.

The spelling of 3168581405869 in words is "three trillion, one hundred sixty-eight billion, five hundred eighty-one million, four hundred five thousand, eight hundred sixty-nine".