12445603534 has 16 divisors (see below), whose sum is σ = 22976499168. Its totient is φ = 4923535392.

The previous prime is 12445603529. The next prime is 12445603553. The reversal of 12445603534 is 43530654421.

It is a junction number, because it is equal to n+sod(n) for n = 12445603493 and 12445603502.

It is a congruent number.

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, 34191037 + ... + 34191400.

It is an arithmetic number, because the mean of its divisors is an integer number (1436031198).

Almost surely, 2^12445603534 is an apocalyptic number.

12445603534 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

12445603534 is a deficient number, since it is larger than the sum of its proper divisors (10530895634).

12445603534 is a wasteful number, since it uses less digits than its factorization.

12445603534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68382459.

The product of its (nonzero) digits is 172800, while the sum is 37.

The spelling of 12445603534 in words is "twelve billion, four hundred forty-five million, six hundred three thousand, five hundred thirty-four".