229725398792 has 12 divisors (see below), whose sum is σ = 430737664605. Its totient is φ = 114862021568.

The previous prime is 229725398753. The next prime is 229725398849. The reversal of 229725398792 is 297893527922.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

It can be written as a sum of positive squares in 2 ways, for example, as 195022924996 + 34702473796 = 441614^2 + 186286^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=338914.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 1270928 + ... + 1440384.

Almost surely, 2^229725398792 is an apocalyptic number.

It is an amenable number.

229725398792 is a deficient number, since it is larger than the sum of its proper divisors (201012265813).

229725398792 is an frugal number, since it uses more digits than its factorization.

229725398792 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 338920 (or 169459 counting only the distinct ones).

The product of its digits is 68584320, while the sum is 65.

The spelling of 229725398792 in words is "two hundred twenty-nine billion, seven hundred twenty-five million, three hundred ninety-eight thousand, seven hundred ninety-two".