240004042606 has 4 divisors (see below), whose sum is σ = 360006063912. Its totient is φ = 120002021302.

The previous prime is 240004042591. The next prime is 240004042627. The reversal of 240004042606 is 606240400042.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60001010650 + ... + 60001010653.

It is an arithmetic number, because the mean of its divisors is an integer number (90001515978).

Almost surely, 2^240004042606 is an apocalyptic number.

240004042606 is a deficient number, since it is larger than the sum of its proper divisors (120002021306).

240004042606 is a wasteful number, since it uses less digits than its factorization.

240004042606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120002021305.

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 240004042606 its reverse (606240400042), we get a palindrome (846244442648).

The spelling of 240004042606 in words is "two hundred forty billion, four million, forty-two thousand, six hundred six".