5539847987867 has 4 divisors (see below), whose sum is σ = 5865721398936. Its totient is φ = 5213974576800.

The previous prime is 5539847987837. The next prime is 5539847987953. The reversal of 5539847987867 is 7687897489355.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 5539847987867 - 2⁶ = 5539847987803 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5539847987837) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 162936705509 + ... + 162936705542.

It is an arithmetic number, because the mean of its divisors is an integer number (1466430349734).

Almost surely, 2^{5539847987867} is an apocalyptic number.

5539847987867 is a deficient number, since it is larger than the sum of its proper divisors (325873411069).

5539847987867 is a wasteful number, since it uses less digits than its factorization.

5539847987867 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 325873411068.

The product of its digits is 25604812800, while the sum is 86.

The spelling of 5539847987867 in words is "five trillion, five hundred thirty-nine billion, eight hundred forty-seven million, nine hundred eighty-seven thousand, eight hundred sixty-seven".