857223793082 has 16 divisors (see below), whose sum is σ = 1327384571904. Its totient is φ = 414763734000.

The previous prime is 857223793073. The next prime is 857223793183. The reversal of 857223793082 is 280397322758.

It is a happy 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 7 ways as a sum of consecutive naturals, for example, 845732 + ... + 1558752.

It is an arithmetic number, because the mean of its divisors is an integer number (82961535744).

Almost surely, 2^857223793082 is an apocalyptic number.

857223793082 is a deficient number, since it is larger than the sum of its proper divisors (470160778822).

857223793082 is a wasteful number, since it uses less digits than its factorization.

857223793082 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 732445.

The product of its (nonzero) digits is 10160640, while the sum is 56.

The spelling of 857223793082 in words is "eight hundred fifty-seven billion, two hundred twenty-three million, seven hundred ninety-three thousand, eighty-two".