820493338150 has 24 divisors (see below), whose sum is σ = 1528665440400. Its totient is φ = 327649414560.

The previous prime is 820493338127. The next prime is 820493338163. The reversal of 820493338150 is 51833394028.

820493338150 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 820493338150.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13667769 + ... + 13727668.

It is an arithmetic number, because the mean of its divisors is an integer number (63694393350).

Almost surely, 2^820493338150 is an apocalyptic number.

820493338150 is a deficient number, since it is larger than the sum of its proper divisors (708172102250).

820493338150 is a wasteful number, since it uses less digits than its factorization.

820493338150 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27396048 (or 27396043 counting only the distinct ones).

The product of its (nonzero) digits is 622080, while the sum is 46.

The spelling of 820493338150 in words is "eight hundred twenty billion, four hundred ninety-three million, three hundred thirty-eight thousand, one hundred fifty".