5326587287 has 20 divisors (see below), whose sum is σ = 6278318256. Its totient is φ = 4518380160.

The previous prime is 5326587269. The next prime is 5326587293. The reversal of 5326587287 is 7827856235.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-5326587287 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5326587247) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 221462 + ... + 244332.

Almost surely, 2^5326587287 is an apocalyptic number.

5326587287 is a deficient number, since it is larger than the sum of its proper divisors (951730969).

5326587287 is an frugal number, since it uses more digits than its factorization.

5326587287 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22996 (or 22975 counting only the distinct ones).

The product of its digits is 5644800, while the sum is 53.

The square root of 5326587287 is about 72983.4726975909. The cubic root of 5326587287 is about 1746.4239668748.

The spelling of 5326587287 in words is "five billion, three hundred twenty-six million, five hundred eighty-seven thousand, two hundred eighty-seven".