233434454013 has 32 divisors (see below), whose sum is σ = 347450822400. Its totient is φ = 154893772800.

The previous prime is 233434453997. The next prime is 233434454021. The reversal of 233434454013 is 310454434332.

It is a happy number.

233434454013 is a `hidden beast` number, since 2 + 33 + 43 + 44 + 540 + 1 + 3 = 666.

It is not a de Polignac number, because 233434454013 - 2⁴ = 233434453997 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (233434454023) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 13532448 + ... + 13549686.

It is an arithmetic number, because the mean of its divisors is an integer number (10857838200).

Almost surely, 2^233434454013 is an apocalyptic number.

It is an amenable number.

233434454013 is a deficient number, since it is larger than the sum of its proper divisors (114016368387).

233434454013 is a wasteful number, since it uses less digits than its factorization.

233434454013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19570 (or 19564 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 36.

Adding to 233434454013 its reverse (310454434332), we get a palindrome (543888888345).

The spelling of 233434454013 in words is "two hundred thirty-three billion, four hundred thirty-four million, four hundred fifty-four thousand, thirteen".