12446152545 has 16 divisors (see below), whose sum is σ = 19916943552. Its totient is φ = 6636914880.

The previous prime is 12446152529. The next prime is 12446152561. The reversal of 12446152545 is 54525164421.

It is an interprime number because it is at equal distance from previous prime (12446152529) and next prime (12446152561).

It is not a de Polignac number, because 12446152545 - 2⁴ = 12446152529 is a prime.

It is a Curzon 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 15 ways as a sum of consecutive naturals, for example, 40534 + ... + 162896.

It is an arithmetic number, because the mean of its divisors is an integer number (1244808972).

Almost surely, 2^12446152545 is an apocalyptic number.

12446152545 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

12446152545 is a deficient number, since it is larger than the sum of its proper divisors (7470791007).

12446152545 is a wasteful number, since it uses less digits than its factorization.

12446152545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129152.

The product of its digits is 192000, while the sum is 39.

The spelling of 12446152545 in words is "twelve billion, four hundred forty-six million, one hundred fifty-two thousand, five hundred forty-five".