228332546450 has 18 divisors (see below), whose sum is σ = 424704821151. Its totient is φ = 91331667040.

The previous prime is 228332546447. The next prime is 228332546479. The reversal of 228332546450 is 54645233822.

It can be written as a sum of positive squares in 5 ways, for example, as 65156136049 + 163176410401 = 255257^2 + 403951^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=337885.

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, 3345062 + ... + 3412638.

Almost surely, 2^228332546450 is an apocalyptic number.

228332546450 is a deficient number, since it is larger than the sum of its proper divisors (196372274701).

228332546450 is an frugal number, since it uses more digits than its factorization.

228332546450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 135166 (or 67584 counting only the distinct ones).

The product of its (nonzero) digits is 1382400, while the sum is 44.

The spelling of 228332546450 in words is "two hundred twenty-eight billion, three hundred thirty-two million, five hundred forty-six thousand, four hundred fifty".