2440512405555 has 128 divisors (see below), whose sum is σ = 4735125626880. Its totient is φ = 1048517084160.

The previous prime is 2440512405533. The next prime is 2440512405557. The reversal of 2440512405555 is 5555042150442.

It is not a de Polignac number, because 2440512405555 - 2⁷ = 2440512405427 is a prime.

It is a super-2 number, since 2×2440512405555² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2440512405557) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 131746524 + ... + 131765046.

It is an arithmetic number, because the mean of its divisors is an integer number (36993168960).

Almost surely, 2^{2440512405555} is an apocalyptic number.

2440512405555 is a deficient number, since it is larger than the sum of its proper divisors (2294613221325).

2440512405555 is a wasteful number, since it uses less digits than its factorization.

2440512405555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19081.

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

Adding to 2440512405555 its reverse (5555042150442), we get a palindrome (7995554555997).

The spelling of 2440512405555 in words is "two trillion, four hundred forty billion, five hundred twelve million, four hundred five thousand, five hundred fifty-five".