245323423242522 has 80 divisors (see below), whose sum is σ = 550359416896872. Its totient is φ = 81677341025280.

The previous prime is 245323423242503. The next prime is 245323423242593. The reversal of 245323423242522 is 225242324323542.

245323423242522 is a `hidden beast` number, since 2 + 4 + 5 + 32 + 3 + 42 + 324 + 252 + 2 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 240115757757561 + 5207665484961 = 15495669^2 + 2282031^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 654425622 + ... + 654800382.

Almost surely, 2^{245323423242522} is an apocalyptic number.

245323423242522 is an abundant number, since it is smaller than the sum of its proper divisors (305035993654350).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

245323423242522 is a wasteful number, since it uses less digits than its factorization.

245323423242522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 379565 (or 379556 counting only the distinct ones).

The product of its digits is 5529600, while the sum is 45.

The spelling of 245323423242522 in words is "two hundred forty-five trillion, three hundred twenty-three billion, four hundred twenty-three million, two hundred forty-two thousand, five hundred twenty-two".