19833772705008 has 80 divisors (see below), whose sum is σ = 53736348796416. Its totient is φ = 6291710951680.

The previous prime is 19833772705007. The next prime is 19833772705073. The reversal of 19833772705008 is 80050727733891.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (19833772705007) 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 15 ways as a sum of consecutive naturals, for example, 45379908 + ... + 45814883.

Almost surely, 2^{19833772705008} is an apocalyptic number.

It is an amenable number.

19833772705008 is an abundant number, since it is smaller than the sum of its proper divisors (33902576091408).

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

19833772705008 is a wasteful number, since it uses less digits than its factorization.

19833772705008 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91195022 (or 91195016 counting only the distinct ones).

The product of its (nonzero) digits is 17781120, while the sum is 60.

The spelling of 19833772705008 in words is "nineteen trillion, eight hundred thirty-three billion, seven hundred seventy-two million, seven hundred five thousand, eight".