225237811024 has 20 divisors (see below), whose sum is σ = 440401916020. Its totient is φ = 111585703680.

The previous prime is 225237811013. The next prime is 225237811039. The reversal of 225237811024 is 420118732522.

It can be written as a sum of positive squares in 2 ways, for example, as 121012145424 + 104225665600 = 347868^2 + 322840^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 64573317 + ... + 64576804.

It is an arithmetic number, because the mean of its divisors is an integer number (22020095801).

Almost surely, 2^225237811024 is an apocalyptic number.

It is an amenable number.

225237811024 is a deficient number, since it is larger than the sum of its proper divisors (215164104996).

225237811024 is a wasteful number, since it uses less digits than its factorization.

225237811024 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129150238 (or 129150232 counting only the distinct ones).

The product of its (nonzero) digits is 53760, while the sum is 37.

The spelling of 225237811024 in words is "two hundred twenty-five billion, two hundred thirty-seven million, eight hundred eleven thousand, twenty-four".