225733130730 has 24 divisors (see below), whose sum is σ = 586906140132. Its totient is φ = 60195501504.

The previous prime is 225733130719. The next prime is 225733130737. The reversal of 225733130730 is 37031337522.

225733130730 is a `hidden beast` number, since 2 + 2 + 573 + 3 + 13 + 0 + 73 + 0 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 216847617561 + 8885513169 = 465669^2 + 94263^2 .

It is not an unprimeable number, because it can be changed into a prime (225733130737) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1254072859 + ... + 1254073038.

Almost surely, 2^225733130730 is an apocalyptic number.

225733130730 is an abundant number, since it is smaller than the sum of its proper divisors (361173009402).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

225733130730 is a wasteful number, since it uses less digits than its factorization.

225733130730 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2508145910 (or 2508145907 counting only the distinct ones).

The product of its (nonzero) digits is 79380, while the sum is 36.

The spelling of 225733130730 in words is "two hundred twenty-five billion, seven hundred thirty-three million, one hundred thirty thousand, seven hundred thirty".