240553243353255 has 32 divisors (see below), whose sum is σ = 443033311526400. Its totient is φ = 109176066041472.

The previous prime is 240553243353223. The next prime is 240553243353271. The reversal of 240553243353255 is 552353342355042.

It is not a de Polignac number, because 240553243353255 - 2⁵ = 240553243353223 is a prime.

It is a super-3 number, since 3×240553243353255³ (a number of 44 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 240553243353198 and 240553243353207.

It is a congruent number.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 8240932420 + ... + 8240961609.

It is an arithmetic number, because the mean of its divisors is an integer number (13844790985200).

Almost surely, 2^{240553243353255} is an apocalyptic number.

240553243353255 is a deficient number, since it is larger than the sum of its proper divisors (202480068173145).

240553243353255 is a wasteful number, since it uses less digits than its factorization.

240553243353255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16481894183.

The product of its (nonzero) digits is 32400000, while the sum is 51.

The spelling of 240553243353255 in words is "two hundred forty trillion, five hundred fifty-three billion, two hundred forty-three million, three hundred fifty-three thousand, two hundred fifty-five".