240554121143055 has 16 divisors (see below), whose sum is σ = 384886994579424. Its totient is φ = 128295397692800.

The previous prime is 240554121143051. The next prime is 240554121143101. The reversal of 240554121143055 is 550341121455042.

It is not a de Polignac number, because 240554121143055 - 2² = 240554121143051 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 240554121142998 and 240554121143016.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (240554121143051) 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, 7509097 + ... + 23183933.

It is an arithmetic number, because the mean of its divisors is an integer number (24055437161214).

Almost surely, 2^{240554121143055} is an apocalyptic number.

240554121143055 is a deficient number, since it is larger than the sum of its proper divisors (144332873436369).

240554121143055 is a wasteful number, since it uses less digits than its factorization.

240554121143055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16697946.

The product of its (nonzero) digits is 480000, while the sum is 42.

Adding to 240554121143055 its reverse (550341121455042), we get a palindrome (790895242598097).

The spelling of 240554121143055 in words is "two hundred forty trillion, five hundred fifty-four billion, one hundred twenty-one million, one hundred forty-three thousand, fifty-five".