245631022250 has 32 divisors (see below), whose sum is σ = 475677193680. Its totient is φ = 94864392000.

The previous prime is 245631022213. The next prime is 245631022277. The reversal of 245631022250 is 52220136542.

It can be written as a sum of positive squares in 8 ways, for example, as 54568492801 + 191062529449 = 233599^2 + 437107^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16932821 + ... + 16947320.

Almost surely, 2^245631022250 is an apocalyptic number.

245631022250 is a deficient number, since it is larger than the sum of its proper divisors (230046171430).

245631022250 is a wasteful number, since it uses less digits than its factorization.

245631022250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33880187 (or 33880177 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 32.

Adding to 245631022250 its reverse (52220136542), we get a palindrome (297851158792).

The spelling of 245631022250 in words is "two hundred forty-five billion, six hundred thirty-one million, twenty-two thousand, two hundred fifty".