12315633604145 has 64 divisors (see below), whose sum is σ = 15994164510720. Its totient is φ = 9080959100928.

The previous prime is 12315633604121. The next prime is 12315633604147. The reversal of 12315633604145 is 54140633651321.

It is a happy number.

It is not a de Polignac number, because 12315633604145 - 2³⁰ = 12314559862321 is a prime.

It is a super-2 number, since 2×12315633604145² (a number of 27 digits) contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 12315633604096 and 12315633604105.

It is not an unprimeable number, because it can be changed into a prime (12315633604147) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 150688382 + ... + 150770088.

It is an arithmetic number, because the mean of its divisors is an integer number (249908820480).

Almost surely, 2^{12315633604145} is an apocalyptic number.

It is an amenable number.

12315633604145 is a deficient number, since it is larger than the sum of its proper divisors (3678530906575).

12315633604145 is a wasteful number, since it uses less digits than its factorization.

12315633604145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82214.

The product of its (nonzero) digits is 777600, while the sum is 44.

The spelling of 12315633604145 in words is "twelve trillion, three hundred fifteen billion, six hundred thirty-three million, six hundred four thousand, one hundred forty-five".