12156433060 has 24 divisors (see below), whose sum is σ = 25545809016. Its totient is φ = 4859278080.

The previous prime is 12156433039. The next prime is 12156433061. The reversal of 12156433060 is 6033465121.

It can be written as a sum of positive squares in 4 ways, for example, as 47524 + 12156385536 = 218^2 + 110256^2 .

It is not an unprimeable number, because it can be changed into a prime (12156433061) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 175587 + ... + 234826.

It is an arithmetic number, because the mean of its divisors is an integer number (1064408709).

Almost surely, 2^12156433060 is an apocalyptic number.

12156433060 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12156433060 is an abundant number, since it is smaller than the sum of its proper divisors (13389375956).

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

12156433060 is a wasteful number, since it uses less digits than its factorization.

12156433060 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 411903 (or 411901 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 31.

Adding to 12156433060 its reverse (6033465121), we get a palindrome (18189898181).

The spelling of 12156433060 in words is "twelve billion, one hundred fifty-six million, four hundred thirty-three thousand, sixty".