234534523213 has 8 divisors (see below), whose sum is σ = 236101084416. Its totient is φ = 232968138000.

The previous prime is 234534523169. The next prime is 234534523253. The reversal of 234534523213 is 312325435432.

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 234534523213 - 2³⁷ = 97095569741 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (234534523253) 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, 3672828 + ... + 3736138.

It is an arithmetic number, because the mean of its divisors is an integer number (29512635552).

Almost surely, 2^234534523213 is an apocalyptic number.

It is an amenable number.

234534523213 is a deficient number, since it is larger than the sum of its proper divisors (1566561203).

234534523213 is a wasteful number, since it uses less digits than its factorization.

234534523213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87995.

The product of its digits is 259200, while the sum is 37.

Adding to 234534523213 its reverse (312325435432), we get a palindrome (546859958645).

The spelling of 234534523213 in words is "two hundred thirty-four billion, five hundred thirty-four million, five hundred twenty-three thousand, two hundred thirteen".