234153452868 has 12 divisors (see below), whose sum is σ = 546358056720. Its totient is φ = 78051150952.

The previous prime is 234153452849. The next prime is 234153452909. The reversal of 234153452868 is 868254351432.

It is a tau number, because it is divible by the number of its divisors (12).

It is a self number, because there is not a number n which added to its sum of digits gives 234153452868.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9756393858 + ... + 9756393881.

It is an arithmetic number, because the mean of its divisors is an integer number (45529838060).

Almost surely, 2^234153452868 is an apocalyptic number.

It is an amenable number.

234153452868 is an abundant number, since it is smaller than the sum of its proper divisors (312204603852).

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

234153452868 is a wasteful number, since it uses less digits than its factorization.

234153452868 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19512787746 (or 19512787744 counting only the distinct ones).

The product of its digits is 5529600, while the sum is 51.

The spelling of 234153452868 in words is "two hundred thirty-four billion, one hundred fifty-three million, four hundred fifty-two thousand, eight hundred sixty-eight".