19812928024382 has 32 divisors (see below), whose sum is σ = 31028093798400. Its totient is φ = 9470691191808.

The previous prime is 19812928024381. The next prime is 19812928024403. The reversal of 19812928024382 is 28342082921891.

It is a happy number.

It is a super-3 number, since 3×19812928024382³ (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 (19812928024381) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1256599463 + ... + 1256615229.

It is an arithmetic number, because the mean of its divisors is an integer number (969627931200).

Almost surely, 2^{19812928024382} is an apocalyptic number.

19812928024382 is a deficient number, since it is larger than the sum of its proper divisors (11215165774018).

19812928024382 is a wasteful number, since it uses less digits than its factorization.

19812928024382 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28640.

The product of its (nonzero) digits is 7962624, while the sum is 59.

The spelling of 19812928024382 in words is "nineteen trillion, eight hundred twelve billion, nine hundred twenty-eight million, twenty-four thousand, three hundred eighty-two".