228993927752 has 36 divisors (see below), whose sum is σ = 431472675465. Its totient is φ = 113937293280.

The previous prime is 228993927749. The next prime is 228993927803. The reversal of 228993927752 is 257729399822.

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 221364604036 + 7629323716 = 470494^2 + 87346^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=338374.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 496732802 + ... + 496733262.

Almost surely, 2^228993927752 is an apocalyptic number.

It is an amenable number.

228993927752 is a deficient number, since it is larger than the sum of its proper divisors (202478747713).

228993927752 is an frugal number, since it uses more digits than its factorization.

228993927752 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1662 (or 830 counting only the distinct ones).

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

The spelling of 228993927752 in words is "two hundred twenty-eight billion, nine hundred ninety-three million, nine hundred twenty-seven thousand, seven hundred fifty-two".