315354444225 has 24 divisors (see below), whose sum is σ = 552055782240. Its totient is φ = 158295563520.

The previous prime is 315354444203. The next prime is 315354444233. The reversal of 315354444225 is 522444453513.

It is not a de Polignac number, because 315354444225 - 2¹⁴ = 315354427841 is a prime.

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 23 ways as a sum of consecutive naturals, for example, 123667135 + ... + 123669684.

It is an arithmetic number, because the mean of its divisors is an integer number (23002324260).

Almost surely, 2^315354444225 is an apocalyptic number.

It is an amenable number.

315354444225 is a deficient number, since it is larger than the sum of its proper divisors (236701338015).

315354444225 is a wasteful number, since it uses less digits than its factorization.

315354444225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 247336849 (or 247336844 counting only the distinct ones).

The product of its digits is 1152000, while the sum is 42.

Adding to 315354444225 its reverse (522444453513), we get a palindrome (837798897738).

The spelling of 315354444225 in words is "three hundred fifteen billion, three hundred fifty-four million, four hundred forty-four thousand, two hundred twenty-five".