19826022994005 has 16 divisors (see below), whose sum is σ = 31774418230464. Its totient is φ = 10556285116800.

The previous prime is 19826022994003. The next prime is 19826022994031. The reversal of 19826022994005 is 50049922062891.

It is a happy number.

It is not a de Polignac number, because 19826022994005 - 2¹ = 19826022994003 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (19826022994003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1099604019 + ... + 1099622048.

It is an arithmetic number, because the mean of its divisors is an integer number (1985901139404).

Almost surely, 2^{19826022994005} is an apocalyptic number.

19826022994005 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

19826022994005 is a deficient number, since it is larger than the sum of its proper divisors (11948395236459).

19826022994005 is a wasteful number, since it uses less digits than its factorization.

19826022994005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2199226676.

The product of its (nonzero) digits is 5598720, while the sum is 57.

The spelling of 19826022994005 in words is "nineteen trillion, eight hundred twenty-six billion, twenty-two million, nine hundred ninety-four thousand, five".