12024132557 has 8 divisors (see below), whose sum is σ = 12175281720. Its totient is φ = 11873340160.

The previous prime is 12024132551. The next prime is 12024132599. The reversal of 12024132557 is 75523142021.

It can be written as a sum of positive squares in 4 ways, for example, as 190826596 + 11833305961 = 13814^2 + 108781^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 12024132557 - 2⁶ = 12024132493 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12024132551) 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, 21038 + ... + 156495.

It is an arithmetic number, because the mean of its divisors is an integer number (1521910215).

Almost surely, 2^12024132557 is an apocalyptic number.

It is an amenable number.

12024132557 is a deficient number, since it is larger than the sum of its proper divisors (151149163).

12024132557 is an equidigital number, since it uses as much as digits as its factorization.

12024132557 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 178383.

The product of its (nonzero) digits is 16800, while the sum is 32.

Adding to 12024132557 its reverse (75523142021), we get a palindrome (87547274578).

The spelling of 12024132557 in words is "twelve billion, twenty-four million, one hundred thirty-two thousand, five hundred fifty-seven".