6159604681 has 2 divisors, whose sum is σ = 6159604682. Its totient is φ = 6159604680.

The previous prime is 6159604667. The next prime is 6159604709. The reversal of 6159604681 is 1864069516.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5242484025 + 917120656 = 72405^2 + 30284^2 .

It is a cyclic number.

It is not a de Polignac number, because 6159604681 - 2¹¹ = 6159602633 is a prime.

It is a super-2 number, since 2×6159604681² = 75881459652394223522, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (6159604651) 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, 3079802340 + 3079802341.

It is an arithmetic number, because the mean of its divisors is an integer number (3079802341).

Almost surely, 2^6159604681 is an apocalyptic number.

It is an amenable number.

6159604681 is a deficient number, since it is larger than the sum of its proper divisors (1).

6159604681 is an equidigital number, since it uses as much as digits as its factorization.

6159604681 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 311040, while the sum is 46.

The square root of 6159604681 is about 78483.1490257622. The cubic root of 6159604681 is about 1833.0920761944.

The spelling of 6159604681 in words is "six billion, one hundred fifty-nine million, six hundred four thousand, six hundred eighty-one".