240256040033 has 4 divisors (see below), whose sum is σ = 245367870720. Its totient is φ = 235144209348.

The previous prime is 240256040021. The next prime is 240256040077. The reversal of 240256040033 is 330040652042.

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 240256040033 - 2¹⁴ = 240256023649 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 240256039978 and 240256040005.

It is not an unprimeable number, because it can be changed into a prime (240256040083) 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, 2555915273 + ... + 2555915366.

It is an arithmetic number, because the mean of its divisors is an integer number (61341967680).

Almost surely, 2^240256040033 is an apocalyptic number.

It is an amenable number.

240256040033 is a deficient number, since it is larger than the sum of its proper divisors (5111830687).

240256040033 is an equidigital number, since it uses as much as digits as its factorization.

240256040033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5111830686.

The product of its (nonzero) digits is 17280, while the sum is 29.

Adding to 240256040033 its reverse (330040652042), we get a palindrome (570296692075).

The spelling of 240256040033 in words is "two hundred forty billion, two hundred fifty-six million, forty thousand, thirty-three".