240551240540055 has 8 divisors (see below), whose sum is σ = 384881984864112. Its totient is φ = 128293994954688.

The previous prime is 240551240540041. The next prime is 240551240540069. The reversal of 240551240540055 is 550045042155042.

It is an interprime number because it is at equal distance from previous prime (240551240540041) and next prime (240551240540069).

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

It is not a de Polignac number, because 240551240540055 - 2³¹ = 240549093056407 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 240551240539989 and 240551240540016.

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, 8018374684654 + ... + 8018374684683.

It is an arithmetic number, because the mean of its divisors is an integer number (48110248108014).

Almost surely, 2^{240551240540055} is an apocalyptic number.

240551240540055 is a deficient number, since it is larger than the sum of its proper divisors (144330744324057).

240551240540055 is a wasteful number, since it uses less digits than its factorization.

240551240540055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16036749369345.

The product of its (nonzero) digits is 800000, while the sum is 42.

Adding to 240551240540055 its reverse (550045042155042), we get a palindrome (790596282695097).

The spelling of 240551240540055 in words is "two hundred forty trillion, five hundred fifty-one billion, two hundred forty million, five hundred forty thousand, fifty-five".