243333325434 has 32 divisors (see below), whose sum is σ = 487325954880. Its totient is φ = 81001285632.

The previous prime is 243333325429. The next prime is 243333325439. The reversal of 243333325434 is 434523333342.

It is an interprime number because it is at equal distance from previous prime (243333325429) and next prime (243333325439).

It is a super-2 number, since 2×243333325434² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 243333325392 and 243333325401.

It is not an unprimeable number, because it can be changed into a prime (243333325439) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23462202 + ... + 23472570.

It is an arithmetic number, because the mean of its divisors is an integer number (15228936090).

Almost surely, 2^243333325434 is an apocalyptic number.

243333325434 is an abundant number, since it is smaller than the sum of its proper divisors (243992629446).

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

243333325434 is a wasteful number, since it uses less digits than its factorization.

243333325434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15294.

The product of its digits is 933120, while the sum is 39.

Adding to 243333325434 its reverse (434523333342), we get a palindrome (677856658776).

The spelling of 243333325434 in words is "two hundred forty-three billion, three hundred thirty-three million, three hundred twenty-five thousand, four hundred thirty-four".