203240524040255 has 16 divisors (see below), whose sum is σ = 263342298686880. Its totient is φ = 149689306585728.

The previous prime is 203240524040207. The next prime is 203240524040329. The reversal of 203240524040255 is 552040425042302.

It is not a de Polignac number, because 203240524040255 - 2¹² = 203240524036159 is a prime.

It is a super-2 number, since 2×203240524040255² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4125011372 + ... + 4125060641.

It is an arithmetic number, because the mean of its divisors is an integer number (16458893667930).

Almost surely, 2^{203240524040255} is an apocalyptic number.

203240524040255 is a deficient number, since it is larger than the sum of its proper divisors (60101774646625).

203240524040255 is a wasteful number, since it uses less digits than its factorization.

203240524040255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8250072410.

The product of its (nonzero) digits is 384000, while the sum is 38.

Adding to 203240524040255 its reverse (552040425042302), we get a palindrome (755280949082557).

The spelling of 203240524040255 in words is "two hundred three trillion, two hundred forty billion, five hundred twenty-four million, forty thousand, two hundred fifty-five".