13031043776004 has 24 divisors (see below), whose sum is σ = 30408338716000. Its totient is φ = 4343314129344.

The previous prime is 13031043775961. The next prime is 13031043776039. The reversal of 13031043776004 is 40067734013031.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 45743254 + ... + 46027245.

Almost surely, 2^{13031043776004} is an apocalyptic number.

It is an amenable number.

13031043776004 is an abundant number, since it is smaller than the sum of its proper divisors (17377294939996).

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

13031043776004 is a wasteful number, since it uses less digits than its factorization.

13031043776004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91782339 (or 91782337 counting only the distinct ones).

The product of its (nonzero) digits is 127008, while the sum is 39.

Adding to 13031043776004 its reverse (40067734013031), we get a palindrome (53098777789035).

The spelling of 13031043776004 in words is "thirteen trillion, thirty-one billion, forty-three million, seven hundred seventy-six thousand, four".