12150040451 has 16 divisors (see below), whose sum is σ = 12581917920. Its totient is φ = 11726430720.

The previous prime is 12150040433. The next prime is 12150040517. The reversal of 12150040451 is 15404005121.

12150040451 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 12150040451 - 2³⁰ = 11076298627 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12150040051) 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, 2131361 + ... + 2137053.

It is an arithmetic number, because the mean of its divisors is an integer number (786369870).

Almost surely, 2^12150040451 is an apocalyptic number.

12150040451 is a deficient number, since it is larger than the sum of its proper divisors (431877469).

12150040451 is an equidigital number, since it uses as much as digits as its factorization.

12150040451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6406.

The product of its (nonzero) digits is 800, while the sum is 23.

Adding to 12150040451 its reverse (15404005121), we get a palindrome (27554045572).

The spelling of 12150040451 in words is "twelve billion, one hundred fifty million, forty thousand, four hundred fifty-one".