245315063144 has 16 divisors (see below), whose sum is σ = 487022552100. Its totient is φ = 115442382592.

The previous prime is 245315063131. The next prime is 245315063159. The reversal of 245315063144 is 441360513542.

It can be written as a sum of positive squares in 2 ways, for example, as 228329154244 + 16985908900 = 477838^2 + 130330^2 .

It is a junction number, because it is equal to n+sod(n) for n = 245315063098 and 245315063107.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 901893479 + ... + 901893750.

Almost surely, 2^245315063144 is an apocalyptic number.

It is an amenable number.

245315063144 is a deficient number, since it is larger than the sum of its proper divisors (241707488956).

245315063144 is a wasteful number, since it uses less digits than its factorization.

245315063144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1803787252 (or 1803787248 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 38.

Adding to 245315063144 its reverse (441360513542), we get a palindrome (686675576686).

The spelling of 245315063144 in words is "two hundred forty-five billion, three hundred fifteen million, sixty-three thousand, one hundred forty-four".