8081876426 has 24 divisors (see below), whose sum is σ = 13579745580. Its totient is φ = 3601468416.

The previous prime is 8081876419. The next prime is 8081876443. The reversal of 8081876426 is 6246781808.

It can be written as a sum of positive squares in 6 ways, for example, as 4094080225 + 3987796201 = 63985^2 + 63149^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 402455 + ... + 422058.

Almost surely, 2^8081876426 is an apocalyptic number.

8081876426 is a deficient number, since it is larger than the sum of its proper divisors (5497869154).

8081876426 is a wasteful number, since it uses less digits than its factorization.

8081876426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 824570 (or 824557 counting only the distinct ones).

The product of its (nonzero) digits is 1032192, while the sum is 50.

The square root of 8081876426 is about 89899.2570937046. The cubic root of 8081876426 is about 2006.7998900463.

The spelling of 8081876426 in words is "eight billion, eighty-one million, eight hundred seventy-six thousand, four hundred twenty-six".