2558005550279 has 4 divisors (see below), whose sum is σ = 2561091203160. Its totient is φ = 2554919897400.

The previous prime is 2558005550213. The next prime is 2558005550281. The reversal of 2558005550279 is 9720555008552.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2558005550279 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 2558005550279.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2558005550209) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1542825197 + ... + 1542826854.

It is an arithmetic number, because the mean of its divisors is an integer number (640272800790).

Almost surely, 2^{2558005550279} is an apocalyptic number.

2558005550279 is a deficient number, since it is larger than the sum of its proper divisors (3085652881).

2558005550279 is an equidigital number, since it uses as much as digits as its factorization.

2558005550279 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3085652880.

The product of its (nonzero) digits is 6300000, while the sum is 53.

The spelling of 2558005550279 in words is "two trillion, five hundred fifty-eight billion, five million, five hundred fifty thousand, two hundred seventy-nine".