1798113324798 has 144 divisors (see below), whose sum is σ = 4609604263680. Its totient is φ = 505004546592.

The previous prime is 1798113324769. The next prime is 1798113324841. The reversal of 1798113324798 is 8974233118971.

1798113324798 is a `hidden beast` number, since 1 + 79 + 81 + 13 + 3 + 2 + 479 + 8 = 666.

It is a super-2 number, since 2×1798113324798² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 15760065 + ... + 15873747.

It is an arithmetic number, because the mean of its divisors is an integer number (32011140720).

Almost surely, 2^{1798113324798} is an apocalyptic number.

1798113324798 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1798113324798, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2304802131840).

1798113324798 is an abundant number, since it is smaller than the sum of its proper divisors (2811490938882).

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

1798113324798 is a wasteful number, since it uses less digits than its factorization.

1798113324798 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114011 (or 114001 counting only the distinct ones).

The product of its digits is 18289152, while the sum is 63.

The spelling of 1798113324798 in words is "one trillion, seven hundred ninety-eight billion, one hundred thirteen million, three hundred twenty-four thousand, seven hundred ninety-eight".