12452560445545 has 32 divisors (see below), whose sum is σ = 16319149056000. Its totient is φ = 9046626578880.

The previous prime is 12452560445491. The next prime is 12452560445587. The reversal of 12452560445545 is 54554406525421.

It is not a de Polignac number, because 12452560445545 - 2¹³ = 12452560437353 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12452560445492 and 12452560445501.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 199340526 + ... + 199402984.

It is an arithmetic number, because the mean of its divisors is an integer number (509973408000).

Almost surely, 2^{12452560445545} is an apocalyptic number.

It is an amenable number.

12452560445545 is a deficient number, since it is larger than the sum of its proper divisors (3866588610455).

12452560445545 is a wasteful number, since it uses less digits than its factorization.

12452560445545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66333.

The product of its (nonzero) digits is 19200000, while the sum is 52.

The spelling of 12452560445545 in words is "twelve trillion, four hundred fifty-two billion, five hundred sixty million, four hundred forty-five thousand, five hundred forty-five".