9876835673 has 2 divisors, whose sum is σ = 9876835674. Its totient is φ = 9876835672.

The previous prime is 9876835669. The next prime is 9876835681. The reversal of 9876835673 is 3765386789.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8838256144 + 1038579529 = 94012^2 + 32227^2 .

It is a cyclic number.

It is not a de Polignac number, because 9876835673 - 2² = 9876835669 is a prime.

It is a super-2 number, since 2×9876835673² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (9876837673) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4938417836 + 4938417837.

It is an arithmetic number, because the mean of its divisors is an integer number (4938417837).

Almost surely, 2^9876835673 is an apocalyptic number.

It is an amenable number.

9876835673 is a deficient number, since it is larger than the sum of its proper divisors (1).

9876835673 is an equidigital number, since it uses as much as digits as its factorization.

9876835673 is an evil number, because the sum of its binary digits is even.

The product of its digits is 45722880, while the sum is 62.

The square root of 9876835673 is about 99382.2704158040. The cubic root of 9876835673 is about 2145.5531433343.

The spelling of 9876835673 in words is "nine billion, eight hundred seventy-six million, eight hundred thirty-five thousand, six hundred seventy-three".