240020404011 has 8 divisors (see below), whose sum is σ = 355585783760. Its totient is φ = 160013602656.

The previous prime is 240020404003. The next prime is 240020404027. The reversal of 240020404011 is 110404020042.

240020404011 is a `hidden beast` number, since 240 + 0 + 20 + 4 + 0 + 401 + 1 = 666.

It is not a de Polignac number, because 240020404011 - 2³ = 240020404003 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (240020404061) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4444822270 + ... + 4444822323.

It is an arithmetic number, because the mean of its divisors is an integer number (44448222970).

Almost surely, 2^240020404011 is an apocalyptic number.

240020404011 is a deficient number, since it is larger than the sum of its proper divisors (115565379749).

240020404011 is an equidigital number, since it uses as much as digits as its factorization.

240020404011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8889644602 (or 8889644596 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

Adding to 240020404011 its reverse (110404020042), we get a palindrome (350424424053).

The spelling of 240020404011 in words is "two hundred forty billion, twenty million, four hundred four thousand, eleven".