225320242612 has 24 divisors (see below), whose sum is σ = 397938939552. Its totient is φ = 111626080800.

The previous prime is 225320242571. The next prime is 225320242661. The reversal of 225320242612 is 216242023522.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2562 + ... + 671302.

It is an arithmetic number, because the mean of its divisors is an integer number (16580789148).

Almost surely, 2^225320242612 is an apocalyptic number.

It is an amenable number.

225320242612 is a deficient number, since it is larger than the sum of its proper divisors (172618696940).

225320242612 is a wasteful number, since it uses less digits than its factorization.

225320242612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 669519 (or 669517 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 31.

The spelling of 225320242612 in words is "two hundred twenty-five billion, three hundred twenty million, two hundred forty-two thousand, six hundred twelve".