2587126676 has 6 divisors (see below), whose sum is σ = 4527471690. Its totient is φ = 1293563336.

The previous prime is 2587126573. The next prime is 2587126699. The reversal of 2587126676 is 6766217852.

It can be written as a sum of positive squares in only one way, i.e., 2431476100 + 155650576 = 49310^2 + 12476^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 323390831 + ... + 323390838.

It is an arithmetic number, because the mean of its divisors is an integer number (754578615).

Almost surely, 2^2587126676 is an apocalyptic number.

It is an amenable number.

2587126676 is a deficient number, since it is larger than the sum of its proper divisors (1940345014).

2587126676 is a wasteful number, since it uses less digits than its factorization.

2587126676 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 646781673 (or 646781671 counting only the distinct ones).

The product of its digits is 1693440, while the sum is 50.

The square root of 2587126676 is about 50863.8051663459. The cubic root of 2587126676 is about 1372.7956615565.

The spelling of 2587126676 in words is "two billion, five hundred eighty-seven million, one hundred twenty-six thousand, six hundred seventy-six".