2587268487 has 16 divisors (see below), whose sum is σ = 3491308800. Its totient is φ = 1704099072.

The previous prime is 2587268479. The next prime is 2587268491. The reversal of 2587268487 is 7848627852.

2587268487 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2587268487 - 2³ = 2587268479 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2587268417) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 166888 + ... + 181730.

It is an arithmetic number, because the mean of its divisors is an integer number (218206800).

Almost surely, 2^2587268487 is an apocalyptic number.

2587268487 is a deficient number, since it is larger than the sum of its proper divisors (904040313).

2587268487 is a wasteful number, since it uses less digits than its factorization.

2587268487 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15542.

The product of its digits is 12042240, while the sum is 57.

The square root of 2587268487 is about 50865.1991738949. The cubic root of 2587268487 is about 1372.8207439475.

The spelling of 2587268487 in words is "two billion, five hundred eighty-seven million, two hundred sixty-eight thousand, four hundred eighty-seven".