5555879587 has 4 divisors (see below), whose sum is σ = 5559617376. Its totient is φ = 5552141800.

The previous prime is 5555879569. The next prime is 5555879591. The reversal of 5555879587 is 7859785555.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5555879587 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5555879597) 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, 1866664 + ... + 1869637.

It is an arithmetic number, because the mean of its divisors is an integer number (1389904344).

Almost surely, 2^5555879587 is an apocalyptic number.

5555879587 is a deficient number, since it is larger than the sum of its proper divisors (3737789).

5555879587 is a wasteful number, since it uses less digits than its factorization.

5555879587 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3737788.

The product of its digits is 88200000, while the sum is 64.

The square root of 5555879587 is about 74537.7728873086. The cubic root of 5555879587 is about 1771.1320481140.

The spelling of 5555879587 in words is "five billion, five hundred fifty-five million, eight hundred seventy-nine thousand, five hundred eighty-seven".