234143504204209 has 8 divisors (see below), whose sum is σ = 237638919421728. Its totient is φ = 230648110635360.

The previous prime is 234143504204179. The next prime is 234143504204237. The reversal of 234143504204209 is 902402405341432.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 234143504204209 - 2⁵ = 234143504204177 is a prime.

It is a super-2 number, since 2×234143504204209² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (234143504204609) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17072589 + ... + 27563749.

It is an arithmetic number, because the mean of its divisors is an integer number (29704864927716).

Almost surely, 2^{234143504204209} is an apocalyptic number.

It is an amenable number.

234143504204209 is a deficient number, since it is larger than the sum of its proper divisors (3495415217519).

234143504204209 is a wasteful number, since it uses less digits than its factorization.

234143504204209 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10824335.

The product of its (nonzero) digits is 829440, while the sum is 43.

The spelling of 234143504204209 in words is "two hundred thirty-four trillion, one hundred forty-three billion, five hundred four million, two hundred four thousand, two hundred nine".