804562144838 has 8 divisors (see below), whose sum is σ = 1226627532480. Its totient is φ = 395686300680.

The previous prime is 804562144781. The next prime is 804562144889. The reversal of 804562144838 is 838441265408.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 804562144838.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 3297385718 + ... + 3297385961.

It is an arithmetic number, because the mean of its divisors is an integer number (153328441560).

Almost surely, 2^804562144838 is an apocalyptic number.

804562144838 is a deficient number, since it is larger than the sum of its proper divisors (422065387642).

804562144838 is a wasteful number, since it uses less digits than its factorization.

804562144838 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6594771742.

The product of its (nonzero) digits is 5898240, while the sum is 53.

The spelling of 804562144838 in words is "eight hundred four billion, five hundred sixty-two million, one hundred forty-four thousand, eight hundred thirty-eight".