806408240084 has 12 divisors (see below), whose sum is σ = 1411595752308. Its totient is φ = 403095168000.

The previous prime is 806408240051. The next prime is 806408240123. The reversal of 806408240084 is 480042804608.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 651526637584 + 154881602500 = 807172^2 + 393550^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27221357 + ... + 27250964.

It is an arithmetic number, because the mean of its divisors is an integer number (117632979359).

Almost surely, 2^806408240084 is an apocalyptic number.

It is an amenable number.

806408240084 is a deficient number, since it is larger than the sum of its proper divisors (605187512224).

806408240084 is a wasteful number, since it uses less digits than its factorization.

806408240084 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54476026 (or 54476024 counting only the distinct ones).

The product of its (nonzero) digits is 393216, while the sum is 44.

The spelling of 806408240084 in words is "eight hundred six billion, four hundred eight million, two hundred forty thousand, eighty-four".