12029007156 has 48 divisors (see below), whose sum is σ = 28478177280. Its totient is φ = 3951087840.

The previous prime is 12029007139. The next prime is 12029007157. The reversal of 12029007156 is 65170092021.

12029007156 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12029007157) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3030285 + ... + 3034251.

It is an arithmetic number, because the mean of its divisors is an integer number (593295360).

Almost surely, 2^12029007156 is an apocalyptic number.

It is an amenable number.

12029007156 is an abundant number, since it is smaller than the sum of its proper divisors (16449170124).

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

12029007156 is a wasteful number, since it uses less digits than its factorization.

12029007156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7604 (or 7602 counting only the distinct ones).

The product of its (nonzero) digits is 7560, while the sum is 33.

Adding to 12029007156 its reverse (65170092021), we get a palindrome (77199099177).

The spelling of 12029007156 in words is "twelve billion, twenty-nine million, seven thousand, one hundred fifty-six".