234143504204236 has 48 divisors (see below), whose sum is σ = 447261965553312. Its totient is φ = 106366792716800.

The previous prime is 234143504204179. The next prime is 234143504204237. The reversal of 234143504204236 is 632402405341432.

It is a super-2 number, since 2×234143504204236² (a number of 30 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 234143504204192 and 234143504204201.

It is not an unprimeable number, because it can be changed into a prime (234143504204237) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1960662000 + ... + 1960781416.

It is an arithmetic number, because the mean of its divisors is an integer number (9317957615694).

Almost surely, 2^{234143504204236} is an apocalyptic number.

It is an amenable number.

234143504204236 is a deficient number, since it is larger than the sum of its proper divisors (213118461349076).

234143504204236 is a wasteful number, since it uses less digits than its factorization.

234143504204236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 145050 (or 145048 counting only the distinct ones).

The product of its (nonzero) digits is 1658880, while the sum is 43.

Adding to 234143504204236 its reverse (632402405341432), we get a palindrome (866545909545668).

The spelling of 234143504204236 in words is "two hundred thirty-four trillion, one hundred forty-three billion, five hundred four million, two hundred four thousand, two hundred thirty-six".