233384643801 has 9 divisors (see below), whose sum is σ = 337113245599. Its totient is φ = 155588796336.

The previous prime is 233384643781. The next prime is 233384643839. The reversal of 233384643801 is 108346483332.

The square root of 233384643801 is 483099.

It is a perfect power (a square), and thus also a powerful number.

233384643801 is a `hidden beast` number, since 233 + 38 + 4 + 6 + 4 + 380 + 1 = 666.

It can be written as a sum of positive squares in only one way, i.e., 123675305625 + 109709338176 = 351675^2 + 331224^2 .

It is a tau number, because it is divible by the number of its divisors (9).

It is not a de Polignac number, because 233384643801 - 2³⁵ = 199024905433 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (233384643101) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 1368781 + ... + 1529813.

Almost surely, 2^233384643801 is an apocalyptic number.

233384643801 is the 483099-th square number.

233384643801 is the 241550-th centered octagonal number.

It is an amenable number.

233384643801 is a deficient number, since it is larger than the sum of its proper divisors (103728601798).

233384643801 is an frugal number, since it uses more digits than its factorization.

233384643801 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 322072 (or 161036 counting only the distinct ones).

The product of its (nonzero) digits is 995328, while the sum is 45.

The spelling of 233384643801 in words is "two hundred thirty-three billion, three hundred eighty-four million, six hundred forty-three thousand, eight hundred one".