12446152546 has 16 divisors (see below), whose sum is σ = 19315668600. Its totient is φ = 6007655808.

The previous prime is 12446152529. The next prime is 12446152561. The reversal of 12446152546 is 64525164421.

It can be written as a sum of positive squares in 4 ways, for example, as 3850823025 + 8595329521 = 62055^2 + 92711^2 .

It is a junction number, because it is equal to n+sod(n) for n = 12446152499 and 12446152508.

It is an unprimeable number.

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, 711076 + ... + 728368.

Almost surely, 2^12446152546 is an apocalyptic number.

12446152546 is a deficient number, since it is larger than the sum of its proper divisors (6869516054).

12446152546 is a wasteful number, since it uses less digits than its factorization.

12446152546 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29733.

The product of its digits is 230400, while the sum is 40.

The spelling of 12446152546 in words is "twelve billion, four hundred forty-six million, one hundred fifty-two thousand, five hundred forty-six".