240553122543205 has 16 divisors (see below), whose sum is σ = 298915466632704. Its totient is φ = 185647184389440.

The previous prime is 240553122543203. The next prime is 240553122543247. The reversal of 240553122543205 is 502345221355042.

It is a happy number.

240553122543205 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 240553122543205 - 2¹ = 240553122543203 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (240553122543203) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2447830407 + ... + 2447928676.

It is an arithmetic number, because the mean of its divisors is an integer number (18682216664544).

Almost surely, 2^{240553122543205} is an apocalyptic number.

It is an amenable number.

240553122543205 is a deficient number, since it is larger than the sum of its proper divisors (58362344089499).

240553122543205 is a wasteful number, since it uses less digits than its factorization.

240553122543205 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4895759436.

The product of its (nonzero) digits is 1440000, while the sum is 43.

Adding to 240553122543205 its reverse (502345221355042), we get a palindrome (742898343898247).

The spelling of 240553122543205 in words is "two hundred forty trillion, five hundred fifty-three billion, one hundred twenty-two million, five hundred forty-three thousand, two hundred five".