2584128788 has 6 divisors (see below), whose sum is σ = 4522225386. Its totient is φ = 1292064392.

The previous prime is 2584128749. The next prime is 2584128793. The reversal of 2584128788 is 8878214852.

It can be written as a sum of positive squares in only one way, i.e., 2583485584 + 643204 = 50828^2 + 802^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 323016095 + ... + 323016102.

It is an arithmetic number, because the mean of its divisors is an integer number (753704231).

Almost surely, 2^2584128788 is an apocalyptic number.

It is an amenable number.

2584128788 is a deficient number, since it is larger than the sum of its proper divisors (1938096598).

2584128788 is a wasteful number, since it uses less digits than its factorization.

2584128788 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 646032201 (or 646032199 counting only the distinct ones).

The product of its digits is 2293760, while the sum is 53.

The square root of 2584128788 is about 50834.3268667935. The cubic root of 2584128788 is about 1372.2652045649.

The spelling of 2584128788 in words is "two billion, five hundred eighty-four million, one hundred twenty-eight thousand, seven hundred eighty-eight".