240540305025255 has 8 divisors (see below), whose sum is σ = 384864488040432. Its totient is φ = 128288162680128.

The previous prime is 240540305025233. The next prime is 240540305025283. The reversal of 240540305025255 is 552520503045042.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 240540305025255 - 2⁷ = 240540305025127 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8018010167494 + ... + 8018010167523.

It is an arithmetic number, because the mean of its divisors is an integer number (48108061005054).

Almost surely, 2^{240540305025255} is an apocalyptic number.

240540305025255 is a deficient number, since it is larger than the sum of its proper divisors (144324183015177).

240540305025255 is a wasteful number, since it uses less digits than its factorization.

240540305025255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16036020335025.

The product of its (nonzero) digits is 1200000, while the sum is 42.

The spelling of 240540305025255 in words is "two hundred forty trillion, five hundred forty billion, three hundred five million, twenty-five thousand, two hundred fifty-five".