2000018200050 has 192 divisors, whose sum is σ = 5965234450560. Its totient is φ = 489812279040.

The previous prime is 2000018200049. The next prime is 2000018200079. The reversal of 2000018200050 is 500028100002.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 2000018199996 and 2000018200032.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 3168109 + ... + 3746591.

It is an arithmetic number, because the mean of its divisors is an integer number (31068929430).

Almost surely, 2^{2000018200050} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2000018200050, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2982617225280).

2000018200050 is an abundant number, since it is smaller than the sum of its proper divisors (3965216250510).

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

2000018200050 is a wasteful number, since it uses less digits than its factorization.

2000018200050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 578714 (or 578703 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 18.

The spelling of 2000018200050 in words is "two trillion, eighteen million, two hundred thousand, fifty".