240013442433 has 4 divisors (see below), whose sum is σ = 320017923248. Its totient is φ = 160008961620.

The previous prime is 240013442423. The next prime is 240013442453. The reversal of 240013442433 is 334244310042.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 240013442433 - 2¹⁸ = 240013180289 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 240013442433.

It is not an unprimeable number, because it can be changed into a prime (240013442423) 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, 40002240403 + ... + 40002240408.

It is an arithmetic number, because the mean of its divisors is an integer number (80004480812).

Almost surely, 2^240013442433 is an apocalyptic number.

It is an amenable number.

240013442433 is a deficient number, since it is larger than the sum of its proper divisors (80004480815).

240013442433 is an equidigital number, since it uses as much as digits as its factorization.

240013442433 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80004480814.

The product of its (nonzero) digits is 27648, while the sum is 30.

Adding to 240013442433 its reverse (334244310042), we get a palindrome (574257752475).

The spelling of 240013442433 in words is "two hundred forty billion, thirteen million, four hundred forty-two thousand, four hundred thirty-three".