2586057630 has 64 divisors (see below), whose sum is σ = 6722775360. Its totient is φ = 632871936.

The previous prime is 2586057623. The next prime is 2586057659. The reversal of 2586057630 is 367506852.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 48306 + ... + 86634.

It is an arithmetic number, because the mean of its divisors is an integer number (105043365).

Almost surely, 2^2586057630 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2586057630, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3361387680).

2586057630 is an abundant number, since it is smaller than the sum of its proper divisors (4136717730).

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

2586057630 is a wasteful number, since it uses less digits than its factorization.

2586057630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38525.

The product of its (nonzero) digits is 302400, while the sum is 42.

The square root of 2586057630 is about 50853.2951734693. The cubic root of 2586057630 is about 1372.6065477783.

The spelling of 2586057630 in words is "two billion, five hundred eighty-six million, fifty-seven thousand, six hundred thirty".