240232440055 has 4 divisors (see below), whose sum is σ = 288278928072. Its totient is φ = 192185952040.

The previous prime is 240232440043. The next prime is 240232440059. The reversal of 240232440055 is 550044232042.

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

It is not a de Polignac number, because 240232440055 - 2⁷ = 240232439927 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 240232439999 and 240232440026.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (240232440059) 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, 24023244001 + ... + 24023244010.

It is an arithmetic number, because the mean of its divisors is an integer number (72069732018).

Almost surely, 2^240232440055 is an apocalyptic number.

240232440055 is a deficient number, since it is larger than the sum of its proper divisors (48046488017).

240232440055 is an equidigital number, since it uses as much as digits as its factorization.

240232440055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48046488016.

The product of its (nonzero) digits is 38400, while the sum is 31.

Adding to 240232440055 its reverse (550044232042), we get a palindrome (790276672097).

The spelling of 240232440055 in words is "two hundred forty billion, two hundred thirty-two million, four hundred forty thousand, fifty-five".