1798162785922 has 8 divisors (see below), whose sum is σ = 2697565802256. Its totient is φ = 898974185172.

The previous prime is 1798162785883. The next prime is 1798162785953. The reversal of 1798162785922 is 2295872618971.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 53582928 + ... + 53616475.

It is an arithmetic number, because the mean of its divisors is an integer number (337195725282).

Almost surely, 2^{1798162785922} is an apocalyptic number.

1798162785922 is a deficient number, since it is larger than the sum of its proper divisors (899403016334).

1798162785922 is a wasteful number, since it uses less digits than its factorization.

1798162785922 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107207792.

The product of its digits is 60963840, while the sum is 67.

The spelling of 1798162785922 in words is "one trillion, seven hundred ninety-eight billion, one hundred sixty-two million, seven hundred eighty-five thousand, nine hundred twenty-two".