804352881887 has 4 divisors (see below), whose sum is σ = 817985981640. Its totient is φ = 790719782136.

The previous prime is 804352881883. The next prime is 804352881931. The reversal of 804352881887 is 788188253408.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 804352881887 - 2² = 804352881883 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (804352881883) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6816549788 + ... + 6816549905.

It is an arithmetic number, because the mean of its divisors is an integer number (204496495410).

Almost surely, 2^804352881887 is an apocalyptic number.

804352881887 is a deficient number, since it is larger than the sum of its proper divisors (13633099753).

804352881887 is a wasteful number, since it uses less digits than its factorization.

804352881887 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13633099752.

The product of its (nonzero) digits is 27525120, while the sum is 62.

The spelling of 804352881887 in words is "eight hundred four billion, three hundred fifty-two million, eight hundred eighty-one thousand, eight hundred eighty-seven".