234223376565 has 32 divisors (see below), whose sum is σ = 399885367680. Its totient is φ = 116723275776.

The previous prime is 234223376503. The next prime is 234223376581. The reversal of 234223376565 is 565673322432.

It is a happy number.

It is not a de Polignac number, because 234223376565 - 2⁶ = 234223376501 is a prime.

It is a super-3 number, since 3×234223376565³ (a number of 35 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5608212 + ... + 5649821.

It is an arithmetic number, because the mean of its divisors is an integer number (12496417740).

Almost surely, 2^234223376565 is an apocalyptic number.

It is an amenable number.

234223376565 is a deficient number, since it is larger than the sum of its proper divisors (165661991115).

234223376565 is a wasteful number, since it uses less digits than its factorization.

234223376565 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11258133.

The product of its digits is 5443200, while the sum is 48.

Adding to 234223376565 its reverse (565673322432), we get a palindrome (799896698997).

The spelling of 234223376565 in words is "two hundred thirty-four billion, two hundred twenty-three million, three hundred seventy-six thousand, five hundred sixty-five".