240238787011 has 4 divisors (see below), whose sum is σ = 243133230312. Its totient is φ = 237344343712.

The previous prime is 240238786981. The next prime is 240238787023. The reversal of 240238787011 is 110787832042.

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

It is a cyclic number.

It is not a de Polignac number, because 240238787011 - 2¹⁵ = 240238754243 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (240238787071) 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, 1447221526 + ... + 1447221691.

It is an arithmetic number, because the mean of its divisors is an integer number (60783307578).

Almost surely, 2^240238787011 is an apocalyptic number.

240238787011 is a deficient number, since it is larger than the sum of its proper divisors (2894443301).

240238787011 is an equidigital number, since it uses as much as digits as its factorization.

240238787011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2894443300.

The product of its (nonzero) digits is 150528, while the sum is 43.

The spelling of 240238787011 in words is "two hundred forty billion, two hundred thirty-eight million, seven hundred eighty-seven thousand, eleven".