240054520476009 has 4 divisors (see below), whose sum is σ = 320072693968016. Its totient is φ = 160036346984004.

The previous prime is 240054520475977. The next prime is 240054520476083. The reversal of 240054520476009 is 900674025450042.

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 240054520476009 - 2⁵ = 240054520475977 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (240054520471009) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 40009086745999 + ... + 40009086746004.

It is an arithmetic number, because the mean of its divisors is an integer number (80018173492004).

Almost surely, 2^{240054520476009} is an apocalyptic number.

It is an amenable number.

240054520476009 is a deficient number, since it is larger than the sum of its proper divisors (80018173492007).

240054520476009 is an equidigital number, since it uses as much as digits as its factorization.

240054520476009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80018173492006.

The product of its (nonzero) digits is 2419200, while the sum is 48.

The spelling of 240054520476009 in words is "two hundred forty trillion, fifty-four billion, five hundred twenty million, four hundred seventy-six thousand, nine".