12919289152 has 112 divisors (see below), whose sum is σ = 33352630272. Its totient is φ = 4814599680.

The previous prime is 12919289113. The next prime is 12919289161. The reversal of 12919289152 is 25198291921.

It is a tau number, because it is divible by the number of its divisors (112).

It is a junction number, because it is equal to n+sod(n) for n = 12919289096 and 12919289105.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 56353 + ... + 170335.

Almost surely, 2^12919289152 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12919289152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16676315136).

12919289152 is an abundant number, since it is smaller than the sum of its proper divisors (20433341120).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12919289152 is a wasteful number, since it uses less digits than its factorization.

12919289152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114036 (or 114026 counting only the distinct ones).

The product of its digits is 233280, while the sum is 49.

The spelling of 12919289152 in words is "twelve billion, nine hundred nineteen million, two hundred eighty-nine thousand, one hundred fifty-two".