6116557471 has 2 divisors, whose sum is σ = 6116557472. Its totient is φ = 6116557470.

The previous prime is 6116557411. The next prime is 6116557477. The reversal of 6116557471 is 1747556116.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6116557471 is a prime.

It is a super-3 number, since 3×6116557471³ (a number of 30 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6116557477) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3058278735 + 3058278736.

It is an arithmetic number, because the mean of its divisors is an integer number (3058278736).

Almost surely, 2^6116557471 is an apocalyptic number.

6116557471 is a deficient number, since it is larger than the sum of its proper divisors (1).

6116557471 is an equidigital number, since it uses as much as digits as its factorization.

6116557471 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 176400, while the sum is 43.

The square root of 6116557471 is about 78208.4232739671. The cubic root of 6116557471 is about 1828.8118210023.

The spelling of 6116557471 in words is "six billion, one hundred sixteen million, five hundred fifty-seven thousand, four hundred seventy-one".