1838582200020 has 48 divisors (see below), whose sum is σ = 5148252325440. Its totient is φ = 490267428096.

The previous prime is 1838582199959. The next prime is 1838582200031. The reversal of 1838582200020 is 200022858381.

It is a happy number.

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 766171 + ... + 2064989.

It is an arithmetic number, because the mean of its divisors is an integer number (107255256780).

Almost surely, 2^{1838582200020} is an apocalyptic number.

1838582200020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1838582200020 is an abundant number, since it is smaller than the sum of its proper divisors (3309670125420).

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

1838582200020 is a wasteful number, since it uses less digits than its factorization.

1838582200020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1322424 (or 1322422 counting only the distinct ones).

The product of its (nonzero) digits is 61440, while the sum is 39.

The spelling of 1838582200020 in words is "one trillion, eight hundred thirty-eight billion, five hundred eighty-two million, two hundred thousand, twenty".