5616858987 has 6 divisors (see below), whose sum is σ = 8113240772. Its totient is φ = 3744572652.

The previous prime is 5616858979. The next prime is 5616858991. The reversal of 5616858987 is 7898586165.

5616858987 is a `hidden beast` number, since 5 + 616 + 8 + 5 + 8 + 9 + 8 + 7 = 666.

It is not a de Polignac number, because 5616858987 - 2³ = 5616858979 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5616858967) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 312047713 + ... + 312047730.

Almost surely, 2^5616858987 is an apocalyptic number.

5616858987 is a deficient number, since it is larger than the sum of its proper divisors (2496381785).

5616858987 is a wasteful number, since it uses less digits than its factorization.

5616858987 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 624095449 (or 624095446 counting only the distinct ones).

The product of its digits is 29030400, while the sum is 63.

The square root of 5616858987 is about 74945.7069284159. The cubic root of 5616858987 is about 1777.5882612680.

The spelling of 5616858987 in words is "five billion, six hundred sixteen million, eight hundred fifty-eight thousand, nine hundred eighty-seven".