240055257445555 has 8 divisors (see below), whose sum is σ = 288071820685872. Its totient is φ = 192040531455648.

The previous prime is 240055257445457. The next prime is 240055257445559. The reversal of 240055257445555 is 555544752550042.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 240055257445555 - 2⁷ = 240055257445427 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 240055257445555.

It is not an unprimeable number, because it can be changed into a prime (240055257445559) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 459025132 + ... + 459547801.

It is an arithmetic number, because the mean of its divisors is an integer number (36008977585734).

Almost surely, 2^{240055257445555} is an apocalyptic number.

240055257445555 is a deficient number, since it is larger than the sum of its proper divisors (48016563240317).

240055257445555 is an equidigital number, since it uses as much as digits as its factorization.

240055257445555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 918625205.

The product of its (nonzero) digits is 140000000, while the sum is 58.

The spelling of 240055257445555 in words is "two hundred forty trillion, fifty-five billion, two hundred fifty-seven million, four hundred forty-five thousand, five hundred fifty-five".