203230366164 has 36 divisors (see below), whose sum is σ = 587109947424. Its totient is φ = 58065818832.

The previous prime is 203230366127. The next prime is 203230366181. The reversal of 203230366164 is 461663032302.

203230366164 is a `hidden beast` number, since 2 + 0 + 3 + 2 + 3 + 0 + 36 + 616 + 4 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 403234602 + ... + 403235105.

Almost surely, 2^203230366164 is an apocalyptic number.

It is an amenable number.

203230366164 is an abundant number, since it is smaller than the sum of its proper divisors (383879581260).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

203230366164 is a wasteful number, since it uses less digits than its factorization.

203230366164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 806469724 (or 806469719 counting only the distinct ones).

The product of its (nonzero) digits is 93312, while the sum is 36.

Adding to 203230366164 its reverse (461663032302), we get a palindrome (664893398466).

The spelling of 203230366164 in words is "two hundred three billion, two hundred thirty million, three hundred sixty-six thousand, one hundred sixty-four".