169034131881 has 8 divisors (see below), whose sum is σ = 250420936160. Its totient is φ = 112689421236.

The previous prime is 169034131873. The next prime is 169034131907. The reversal of 169034131881 is 188131430961.

169034131881 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 169034131881 - 2³ = 169034131873 is a prime.

It is a super-2 number, since 2×169034131881² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (169034131481) 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 7 ways as a sum of consecutive naturals, for example, 3130261675 + ... + 3130261728.

It is an arithmetic number, because the mean of its divisors is an integer number (31302617020).

Almost surely, 2^169034131881 is an apocalyptic number.

It is an amenable number.

169034131881 is a deficient number, since it is larger than the sum of its proper divisors (81386804279).

169034131881 is an equidigital number, since it uses as much as digits as its factorization.

169034131881 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6260523412 (or 6260523406 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 45.

The spelling of 169034131881 in words is "one hundred sixty-nine billion, thirty-four million, one hundred thirty-one thousand, eight hundred eighty-one".