2558891484 has 72 divisors (see below), whose sum is σ = 6582942912. Its totient is φ = 837941760.

The previous prime is 2558891479. The next prime is 2558891567. The reversal of 2558891484 is 4841988552.

2558891484 is a `hidden beast` number, since 2 + 558 + 8 + 9 + 1 + 4 + 84 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 2558891484.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 710392 + ... + 713984.

Almost surely, 2^2558891484 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2558891484, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3291471456).

2558891484 is an abundant number, since it is smaller than the sum of its proper divisors (4024051428).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2558891484 is a wasteful number, since it uses less digits than its factorization.

2558891484 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3947 (or 3942 counting only the distinct ones).

The product of its digits is 3686400, while the sum is 54.

The square root of 2558891484 is about 50585.4868910046. The cubic root of 2558891484 is about 1367.7832771997.

The spelling of 2558891484 in words is "two billion, five hundred fifty-eight million, eight hundred ninety-one thousand, four hundred eighty-four".