240653000642 has 8 divisors (see below), whose sum is σ = 360984127932. Its totient is φ = 120324958000.

The previous prime is 240653000641. The next prime is 240653000647. The reversal of 240653000642 is 246000356042.

It can be written as a sum of positive squares in 2 ways, for example, as 239638641841 + 1014358801 = 489529^2 + 31849^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 240653000599 and 240653000608.

It is not an unprimeable number, because it can be changed into a prime (240653000641) 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, 565109 + ... + 894792.

Almost surely, 2^240653000642 is an apocalyptic number.

240653000642 is a deficient number, since it is larger than the sum of its proper divisors (120331127290).

240653000642 is a wasteful number, since it uses less digits than its factorization.

240653000642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1542324.

The product of its (nonzero) digits is 34560, while the sum is 32.

Adding to 240653000642 its reverse (246000356042), we get a palindrome (486653356684).

The spelling of 240653000642 in words is "two hundred forty billion, six hundred fifty-three million, six hundred forty-two", and thus it is an aban number.