225998734592 has 18 divisors (see below), whose sum is σ = 451114662138. Its totient is φ = 112999367168.

The previous prime is 225998734573. The next prime is 225998734601. The reversal of 225998734592 is 295437899522.

It can be written as a sum of positive squares in only one way, i.e., 188647760896 + 37350973696 = 434336^2 + 193264^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 441403523 + ... + 441404034.

Almost surely, 2^225998734592 is an apocalyptic number.

It is an amenable number.

225998734592 is a deficient number, since it is larger than the sum of its proper divisors (225115927546).

225998734592 is an frugal number, since it uses more digits than its factorization.

225998734592 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 882807573 (or 882807559 counting only the distinct ones).

The product of its digits is 97977600, while the sum is 65.

The spelling of 225998734592 in words is "two hundred twenty-five billion, nine hundred ninety-eight million, seven hundred thirty-four thousand, five hundred ninety-two".