12047154626 has 16 divisors (see below), whose sum is σ = 19751250624. Its totient is φ = 5477235984.

The previous prime is 12047154607. The next prime is 12047154629. The reversal of 12047154626 is 62645174021.

It is a happy number.

12047154626 is digitally balanced in base 2 and base 5, because in such bases it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 12047154626.

It is not an unprimeable number, because it can be changed into a prime (12047154629) 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, 3456110 + ... + 3459593.

It is an arithmetic number, because the mean of its divisors is an integer number (1234453164).

Almost surely, 2^12047154626 is an apocalyptic number.

12047154626 is a deficient number, since it is larger than the sum of its proper divisors (7704095998).

12047154626 is a wasteful number, since it uses less digits than its factorization.

12047154626 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6915785.

The product of its (nonzero) digits is 80640, while the sum is 38.

The spelling of 12047154626 in words is "twelve billion, forty-seven million, one hundred fifty-four thousand, six hundred twenty-six".