194828391862 has 16 divisors (see below), whose sum is σ = 322041923280. Its totient is φ = 87829614432.

The previous prime is 194828391839. The next prime is 194828391871. The reversal of 194828391862 is 268193828491.

It is a self number, because there is not a number n which added to its sum of digits gives 194828391862.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 87131437 + ... + 87133672.

It is an arithmetic number, because the mean of its divisors is an integer number (20127620205).

Almost surely, 2^194828391862 is an apocalyptic number.

194828391862 is a deficient number, since it is larger than the sum of its proper divisors (127213531418).

194828391862 is a wasteful number, since it uses less digits than its factorization.

194828391862 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 174265167.

The product of its digits is 11943936, while the sum is 61.

The spelling of 194828391862 in words is "one hundred ninety-four billion, eight hundred twenty-eight million, three hundred ninety-one thousand, eight hundred sixty-two".