13981719143392 has 144 divisors (see below), whose sum is σ = 37618647039792. Its totient is φ = 5028390420480.

The previous prime is 13981719143339. The next prime is 13981719143443. The reversal of 13981719143392 is 29334191718931.

It is a self number, because there is not a number n which added to its sum of digits gives 13981719143392.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 30953793 + ... + 31402240.

It is an arithmetic number, because the mean of its divisors is an integer number (261240604443).

Almost surely, 2^{13981719143392} is an apocalyptic number.

It is an amenable number.

13981719143392 is an abundant number, since it is smaller than the sum of its proper divisors (23636927896400).

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

13981719143392 is a wasteful number, since it uses less digits than its factorization.

13981719143392 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62356081 (or 62356066 counting only the distinct ones).

The product of its digits is 8817984, while the sum is 61.

The spelling of 13981719143392 in words is "thirteen trillion, nine hundred eighty-one billion, seven hundred nineteen million, one hundred forty-three thousand, three hundred ninety-two".