821883958604 has 12 divisors (see below), whose sum is σ = 1522902629304. Its totient is φ = 386768921664.

The previous prime is 821883958603. The next prime is 821883958663. The reversal of 821883958604 is 406859388128.

It is not an unprimeable number, because it can be changed into a prime (821883958601) by changing a digit.

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, 6043264334 + ... + 6043264469.

It is an arithmetic number, because the mean of its divisors is an integer number (126908552442).

Almost surely, 2^821883958604 is an apocalyptic number.

It is an amenable number.

821883958604 is a deficient number, since it is larger than the sum of its proper divisors (701018670700).

821883958604 is a wasteful number, since it uses less digits than its factorization.

821883958604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12086528824 (or 12086528822 counting only the distinct ones).

The product of its (nonzero) digits is 26542080, while the sum is 62.

The spelling of 821883958604 in words is "eight hundred twenty-one billion, eight hundred eighty-three million, nine hundred fifty-eight thousand, six hundred four".