240234040033 has 4 divisors (see below), whose sum is σ = 258713581588. Its totient is φ = 221754498480.

The previous prime is 240234040031. The next prime is 240234040051. The reversal of 240234040033 is 330040432042.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 40543030609 + 199691009424 = 201353^2 + 446868^2 .

It is a cyclic number.

It is not a de Polignac number, because 240234040033 - 2¹ = 240234040031 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (240234040031) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9239770758 + ... + 9239770783.

It is an arithmetic number, because the mean of its divisors is an integer number (64678395397).

Almost surely, 2^240234040033 is an apocalyptic number.

It is an amenable number.

240234040033 is a deficient number, since it is larger than the sum of its proper divisors (18479541555).

240234040033 is a wasteful number, since it uses less digits than its factorization.

240234040033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18479541554.

The product of its (nonzero) digits is 6912, while the sum is 25.

Adding to 240234040033 its reverse (330040432042), we get a palindrome (570274472075).

The spelling of 240234040033 in words is "two hundred forty billion, two hundred thirty-four million, forty thousand, thirty-three".