13938309219411 has 16 divisors (see below), whose sum is σ = 20649532567200. Its totient is φ = 9292122637344.

The previous prime is 13938309219379. The next prime is 13938309219421. The reversal of 13938309219411 is 11491290383931.

13938309219411 is a `hidden beast` number, since 1 + 3 + 9 + 3 + 8 + 3 + 0 + 9 + 219 + 411 = 666.

It is not a de Polignac number, because 13938309219411 - 2⁵ = 13938309219379 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13938309219421) 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, 817425 + ... + 5342733.

It is an arithmetic number, because the mean of its divisors is an integer number (1290595785450).

Almost surely, 2^{13938309219411} is an apocalyptic number.

13938309219411 is a deficient number, since it is larger than the sum of its proper divisors (6711223347789).

13938309219411 is a wasteful number, since it uses less digits than its factorization.

13938309219411 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4639395 (or 4639389 counting only the distinct ones).

The product of its (nonzero) digits is 1259712, while the sum is 54.

The spelling of 13938309219411 in words is "thirteen trillion, nine hundred thirty-eight billion, three hundred nine million, two hundred nineteen thousand, four hundred eleven".