19736773334356 has 12 divisors (see below), whose sum is σ = 37196226668692. Its totient is φ = 9109280000448.

The previous prime is 19736773334339. The next prime is 19736773334417. The reversal of 19736773334356 is 65343337763791.

It can be written as a sum of positive squares in 2 ways, for example, as 5869640034756 + 13867133299600 = 2422734^2 + 3723860^2 .

It is a junction number, because it is equal to n+sod(n) for n = 19736773334291 and 19736773334300.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 189776666625 + ... + 189776666728.

Almost surely, 2^{19736773334356} is an apocalyptic number.

It is an amenable number.

19736773334356 is a deficient number, since it is larger than the sum of its proper divisors (17459453334336).

19736773334356 is a wasteful number, since it uses less digits than its factorization.

19736773334356 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 379553333370 (or 379553333368 counting only the distinct ones).

The product of its digits is 540101520, while the sum is 67.

The spelling of 19736773334356 in words is "nineteen trillion, seven hundred thirty-six billion, seven hundred seventy-three million, three hundred thirty-four thousand, three hundred fifty-six".