225245303220424 has 32 divisors (see below), whose sum is σ = 430485064380000. Its totient is φ = 110458102954752.

The previous prime is 225245303220407. The next prime is 225245303220479. The reversal of 225245303220424 is 424022303542522.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 550851774 + ... + 551260525.

It is an arithmetic number, because the mean of its divisors is an integer number (13452658261875).

Almost surely, 2^{225245303220424} is an apocalyptic number.

It is an amenable number.

225245303220424 is a deficient number, since it is larger than the sum of its proper divisors (205239761159576).

225245303220424 is a wasteful number, since it uses less digits than its factorization.

225245303220424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1102112797 (or 1102112793 counting only the distinct ones).

The product of its (nonzero) digits is 921600, while the sum is 40.

Adding to 225245303220424 its reverse (424022303542522), we get a palindrome (649267606762946).

The spelling of 225245303220424 in words is "two hundred twenty-five trillion, two hundred forty-five billion, three hundred three million, two hundred twenty thousand, four hundred twenty-four".