2558055755805 has 16 divisors (see below), whose sum is σ = 4464970046784. Its totient is φ = 1240269457280.

The previous prime is 2558055755789. The next prime is 2558055755809. The reversal of 2558055755805 is 5085575508552.

It is a happy number.

2558055755805 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2558055755805 - 2⁴ = 2558055755789 is a prime.

It is a super-3 number, since 3×2558055755805³ (a number of 38 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2558055755809) 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, 7751683944 + ... + 7751684273.

It is an arithmetic number, because the mean of its divisors is an integer number (279060627924).

Almost surely, 2^{2558055755805} is an apocalyptic number.

It is an amenable number.

2558055755805 is a deficient number, since it is larger than the sum of its proper divisors (1906914290979).

2558055755805 is a wasteful number, since it uses less digits than its factorization.

2558055755805 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15503368236.

The product of its (nonzero) digits is 70000000, while the sum is 60.

The spelling of 2558055755805 in words is "two trillion, five hundred fifty-eight billion, fifty-five million, seven hundred fifty-five thousand, eight hundred five".