245315302252 has 48 divisors (see below), whose sum is σ = 446387179392. Its totient is φ = 117877524480.

The previous prime is 245315302223. The next prime is 245315302259. The reversal of 245315302252 is 252203513542.

It is not an unprimeable number, because it can be changed into a prime (245315302259) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6782488 + ... + 6818560.

It is an arithmetic number, because the mean of its divisors is an integer number (9299732904).

Almost surely, 2^245315302252 is an apocalyptic number.

It is an amenable number.

245315302252 is a deficient number, since it is larger than the sum of its proper divisors (201071877140).

245315302252 is a wasteful number, since it uses less digits than its factorization.

245315302252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36778 (or 36776 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 34.

Adding to 245315302252 its reverse (252203513542), we get a palindrome (497518815794).

The spelling of 245315302252 in words is "two hundred forty-five billion, three hundred fifteen million, three hundred two thousand, two hundred fifty-two".