2558087021755 has 16 divisors (see below), whose sum is σ = 3074573217024. Its totient is φ = 2043225606240.

The previous prime is 2558087021719. The next prime is 2558087021767. The reversal of 2558087021755 is 5571207808552.

It is not a de Polignac number, because 2558087021755 - 2²³ = 2558078633147 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2558087021696 and 2558087021705.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 11124252 + ... + 11351878.

It is an arithmetic number, because the mean of its divisors is an integer number (192160826064).

Almost surely, 2^{2558087021755} is an apocalyptic number.

2558087021755 is a deficient number, since it is larger than the sum of its proper divisors (516486195269).

2558087021755 is a wasteful number, since it uses less digits than its factorization.

2558087021755 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 231186.

The product of its (nonzero) digits is 7840000, while the sum is 55.

The spelling of 2558087021755 in words is "two trillion, five hundred fifty-eight billion, eighty-seven million, twenty-one thousand, seven hundred fifty-five".