824493202394428 has 48 divisors (see below), whose sum is σ = 1680441619469760. Its totient is φ = 346616542831104.

The previous prime is 824493202394293. The next prime is 824493202394441.

824493202394428 is nontrivially palindromic in base 10.

It is a self number, because there is not a number n which added to its sum of digits gives 824493202394428.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 49303801 + ... + 63873712.

It is an arithmetic number, because the mean of its divisors is an integer number (35009200405620).

Almost surely, 2^{824493202394428} is an apocalyptic number.

It is an amenable number.

824493202394428 is an abundant number, since it is smaller than the sum of its proper divisors (855948417075332).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

824493202394428 is a wasteful number, since it uses less digits than its factorization.

824493202394428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113182486 (or 113182484 counting only the distinct ones).

The product of its (nonzero) digits is 191102976, while the sum is 64.

The spelling of 824493202394428 in words is "eight hundred twenty-four trillion, four hundred ninety-three billion, two hundred two million, three hundred ninety-four thousand, four hundred twenty-eight".