6616410503 has 2 divisors, whose sum is σ = 6616410504. Its totient is φ = 6616410502.

The previous prime is 6616410497. The next prime is 6616410517. The reversal of 6616410503 is 3050146166.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6616410503 - 2⁶ = 6616410439 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 6616410503.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6616410583) 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, 3308205251 + 3308205252.

It is an arithmetic number, because the mean of its divisors is an integer number (3308205252).

Almost surely, 2^6616410503 is an apocalyptic number.

6616410503 is a deficient number, since it is larger than the sum of its proper divisors (1).

6616410503 is an equidigital number, since it uses as much as digits as its factorization.

6616410503 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12960, while the sum is 32.

The square root of 6616410503 is about 81341.3210059930. The cubic root of 6616410503 is about 1877.3308378840.

Adding to 6616410503 its reverse (3050146166), we get a palindrome (9666556669).

It can be divided in two parts, 66164 and 10503, that added together give a palindrome (76667).

The spelling of 6616410503 in words is "six billion, six hundred sixteen million, four hundred ten thousand, five hundred three".