857229435794 has 16 divisors (see below), whose sum is σ = 1379058281280. Its totient is φ = 398394612720.

The previous prime is 857229435791. The next prime is 857229435809. The reversal of 857229435794 is 497534922758.

It is a self number, because there is not a number n which added to its sum of digits gives 857229435794.

It is not an unprimeable number, because it can be changed into a prime (857229435791) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 212815622 + ... + 212819649.

It is an arithmetic number, because the mean of its divisors is an integer number (86191142580).

Almost surely, 2^857229435794 is an apocalyptic number.

857229435794 is a deficient number, since it is larger than the sum of its proper divisors (521828845486).

857229435794 is a wasteful number, since it uses less digits than its factorization.

857229435794 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 425635345.

The product of its digits is 152409600, while the sum is 65.

The spelling of 857229435794 in words is "eight hundred fifty-seven billion, two hundred twenty-nine million, four hundred thirty-five thousand, seven hundred ninety-four".