1798416128 has 72 divisors (see below), whose sum is σ = 3894065280. Its totient is φ = 825589760.

The previous prime is 1798416097. The next prime is 1798416157. The reversal of 1798416128 is 8216148971.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 173393 + ... + 183471.

It is an arithmetic number, because the mean of its divisors is an integer number (54084240).

Almost surely, 2^1798416128 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1798416128, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1947032640).

1798416128 is an abundant number, since it is smaller than the sum of its proper divisors (2095649152).

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

1798416128 is a wasteful number, since it uses less digits than its factorization.

1798416128 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10153 (or 10139 counting only the distinct ones).

The product of its digits is 193536, while the sum is 47.

The square root of 1798416128 is about 42407.7366526439. The cubic root of 1798416128 is about 1216.0835007295.

The spelling of 1798416128 in words is "one billion, seven hundred ninety-eight million, four hundred sixteen thousand, one hundred twenty-eight".