19882541065020 has 96 divisors (see below), whose sum is σ = 57819516303360. Its totient is φ = 5099499866880.

The previous prime is 19882541064959. The next prime is 19882541065021. The reversal of 19882541065020 is 2056014528891.

It is a super-3 number, since 3×19882541065020³ (a number of 41 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (19882541065021) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 32486815 + ... + 33093174.

It is an arithmetic number, because the mean of its divisors is an integer number (602286628160).

Almost surely, 2^{19882541065020} is an apocalyptic number.

19882541065020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

19882541065020 is an abundant number, since it is smaller than the sum of its proper divisors (37936975238340).

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

19882541065020 is a wasteful number, since it uses less digits than its factorization.

19882541065020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65580195 (or 65580193 counting only the distinct ones).

The product of its (nonzero) digits is 1382400, while the sum is 51.

The spelling of 19882541065020 in words is "nineteen trillion, eight hundred eighty-two billion, five hundred forty-one million, sixty-five thousand, twenty".