6116556517 has 4 divisors (see below), whose sum is σ = 6119935776. Its totient is φ = 6113177260.

The previous prime is 6116556499. The next prime is 6116556539. The reversal of 6116556517 is 7156556116.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6116556517 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6116556557) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1686913 + ... + 1690534.

It is an arithmetic number, because the mean of its divisors is an integer number (1529983944).

Almost surely, 2^6116556517 is an apocalyptic number.

It is an amenable number.

6116556517 is a deficient number, since it is larger than the sum of its proper divisors (3379259).

6116556517 is a wasteful number, since it uses less digits than its factorization.

6116556517 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3379258.

The product of its digits is 189000, while the sum is 43.

The square root of 6116556517 is about 78208.4171748796. The cubic root of 6116556517 is about 1828.8117259223.

The spelling of 6116556517 in words is "six billion, one hundred sixteen million, five hundred fifty-six thousand, five hundred seventeen".