12144545225313 has 32 divisors (see below), whose sum is σ = 16629491453952. Its totient is φ = 7880851540800.

The previous prime is 12144545225303. The next prime is 12144545225317. The reversal of 12144545225313 is 31352254544121.

It is not a de Polignac number, because 12144545225313 - 2¹³ = 12144545217121 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12144545225317) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 27051868 + ... + 27497138.

It is an arithmetic number, because the mean of its divisors is an integer number (519671607936).

Almost surely, 2^{12144545225313} is an apocalyptic number.

It is an amenable number.

12144545225313 is a deficient number, since it is larger than the sum of its proper divisors (4484946228639).

12144545225313 is a wasteful number, since it uses less digits than its factorization.

12144545225313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 446885.

The product of its digits is 576000, while the sum is 42.

Adding to 12144545225313 its reverse (31352254544121), we get a palindrome (43496799769434).

The spelling of 12144545225313 in words is "twelve trillion, one hundred forty-four billion, five hundred forty-five million, two hundred twenty-five thousand, three hundred thirteen".