4136856673 has 2 divisors, whose sum is σ = 4136856674. Its totient is φ = 4136856672.

The previous prime is 4136856629. The next prime is 4136856727. The reversal of 4136856673 is 3766586314.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3758670864 + 378185809 = 61308^2 + 19447^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4136856673 is a prime.

It is a super-2 number, since 2×4136856673² = 34227166265889257858, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (4136856623) 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, 2068428336 + 2068428337.

It is an arithmetic number, because the mean of its divisors is an integer number (2068428337).

Almost surely, 2^4136856673 is an apocalyptic number.

It is an amenable number.

4136856673 is a deficient number, since it is larger than the sum of its proper divisors (1).

4136856673 is an equidigital number, since it uses as much as digits as its factorization.

4136856673 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2177280, while the sum is 49.

The square root of 4136856673 is about 64318.4007341600. The cubic root of 4136856673 is about 1605.3022884723.

The spelling of 4136856673 in words is "four billion, one hundred thirty-six million, eight hundred fifty-six thousand, six hundred seventy-three".