225315132050 has 18 divisors (see below), whose sum is σ = 419092388703. Its totient is φ = 90124710240.

The previous prime is 225315132023. The next prime is 225315132079. The reversal of 225315132050 is 50231513522.

It can be written as a sum of positive squares in 5 ways, for example, as 125282726209 + 100032405841 = 353953^2 + 316279^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=335645.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 3322886 + ... + 3390014.

Almost surely, 2^225315132050 is an apocalyptic number.

225315132050 is a deficient number, since it is larger than the sum of its proper divisors (193777256653).

225315132050 is an frugal number, since it uses more digits than its factorization.

225315132050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134270 (or 67136 counting only the distinct ones).

The product of its (nonzero) digits is 9000, while the sum is 29.

Adding to 225315132050 its reverse (50231513522), we get a palindrome (275546645572).

The spelling of 225315132050 in words is "two hundred twenty-five billion, three hundred fifteen million, one hundred thirty-two thousand, fifty".