13791404155012 has 24 divisors (see below), whose sum is σ = 26329165353792. Its totient is φ = 6268791247200.

The previous prime is 13791404154989. The next prime is 13791404155013. The reversal of 13791404155012 is 21055140419731.

It is a self number, because there is not a number n which added to its sum of digits gives 13791404155012.

It is not an unprimeable number, because it can be changed into a prime (13791404155013) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11157937 + ... + 12332167.

It is an arithmetic number, because the mean of its divisors is an integer number (1097048556408).

Almost surely, 2^{13791404155012} is an apocalyptic number.

It is an amenable number.

13791404155012 is a deficient number, since it is larger than the sum of its proper divisors (12537761198780).

13791404155012 is a wasteful number, since it uses less digits than its factorization.

13791404155012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1441179 (or 1441177 counting only the distinct ones).

The product of its (nonzero) digits is 151200, while the sum is 43.

The spelling of 13791404155012 in words is "thirteen trillion, seven hundred ninety-one billion, four hundred four million, one hundred fifty-five thousand, twelve".