2558534851 has 4 divisors (see below), whose sum is σ = 2693194600. Its totient is φ = 2423875104.

The previous prime is 2558534827. The next prime is 2558534861. The reversal of 2558534851 is 1584358552.

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

It is a cyclic number.

It is not a de Polignac number, because 2558534851 - 2⁹ = 2558534339 is a prime.

It is a super-2 number, since 2×2558534851² = 13092201167563184402, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2558534821) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 67329846 + ... + 67329883.

It is an arithmetic number, because the mean of its divisors is an integer number (673298650).

Almost surely, 2^2558534851 is an apocalyptic number.

2558534851 is a deficient number, since it is larger than the sum of its proper divisors (134659749).

2558534851 is a wasteful number, since it uses less digits than its factorization.

2558534851 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134659748.

The product of its digits is 960000, while the sum is 46.

The square root of 2558534851 is about 50581.9617156156. The cubic root of 2558534851 is about 1367.7197315433.

The spelling of 2558534851 in words is "two billion, five hundred fifty-eight million, five hundred thirty-four thousand, eight hundred fifty-one".