12316573225 has 24 divisors (see below), whose sum is σ = 17067345120. Its totient is φ = 8739024000.

The previous prime is 12316573223. The next prime is 12316573229. The reversal of 12316573225 is 52237561321.

It is a happy number.

It is not a de Polignac number, because 12316573225 - 2¹ = 12316573223 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12316573223) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 534915 + ... + 557464.

It is an arithmetic number, because the mean of its divisors is an integer number (711139380).

Almost surely, 2^12316573225 is an apocalyptic number.

It is an amenable number.

12316573225 is a deficient number, since it is larger than the sum of its proper divisors (4750771895).

12316573225 is a wasteful number, since it uses less digits than its factorization.

12316573225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1092441 (or 1092436 counting only the distinct ones).

The product of its digits is 75600, while the sum is 37.

The spelling of 12316573225 in words is "twelve billion, three hundred sixteen million, five hundred seventy-three thousand, two hundred twenty-five".