12052400051 has 8 divisors (see below), whose sum is σ = 12194845824. Its totient is φ = 11910744000.

The previous prime is 12052400047. The next prime is 12052400099. The reversal of 12052400051 is 15000425021.

12052400051 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 12052400051 - 2² = 12052400047 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12052399996 and 12052400032.

It is not an unprimeable number, because it can be changed into a prime (12052400011) 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 7 ways as a sum of consecutive naturals, for example, 166700 + ... + 227801.

It is an arithmetic number, because the mean of its divisors is an integer number (1524355728).

Almost surely, 2^12052400051 is an apocalyptic number.

12052400051 is a deficient number, since it is larger than the sum of its proper divisors (142445773).

12052400051 is a wasteful number, since it uses less digits than its factorization.

12052400051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 394861.

The product of its (nonzero) digits is 400, while the sum is 20.

Adding to 12052400051 its reverse (15000425021), we get a palindrome (27052825072).

The spelling of 12052400051 in words is "twelve billion, fifty-two million, four hundred thousand, fifty-one".