245197874252 has 24 divisors (see below), whose sum is σ = 430881589824. Its totient is φ = 122089750992.

The previous prime is 245197874249. The next prime is 245197874281. The reversal of 245197874252 is 252478791542.

It is a happy number.

245197874252 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 980123 + ... + 1204589.

It is an arithmetic number, because the mean of its divisors is an integer number (17953399576).

Almost surely, 2^245197874252 is an apocalyptic number.

It is an amenable number.

245197874252 is a deficient number, since it is larger than the sum of its proper divisors (185683715572).

245197874252 is a wasteful number, since it uses less digits than its factorization.

245197874252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 225605 (or 225603 counting only the distinct ones).

The product of its digits is 11289600, while the sum is 56.

The spelling of 245197874252 in words is "two hundred forty-five billion, one hundred ninety-seven million, eight hundred seventy-four thousand, two hundred fifty-two".