13144476573412 has 6 divisors (see below), whose sum is σ = 23002834003478. Its totient is φ = 6572238286704.

The previous prime is 13144476573391. The next prime is 13144476573479. The reversal of 13144476573412 is 21437567444131.

It can be written as a sum of positive squares in only one way, i.e., 9497392622656 + 3647083950756 = 3081784^2 + 1909734^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 13144476573412.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1643059571673 + ... + 1643059571680.

Almost surely, 2^{13144476573412} is an apocalyptic number.

It is an amenable number.

13144476573412 is a deficient number, since it is larger than the sum of its proper divisors (9858357430066).

13144476573412 is a wasteful number, since it uses less digits than its factorization.

13144476573412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3286119143357 (or 3286119143355 counting only the distinct ones).

The product of its digits is 6773760, while the sum is 52.

The spelling of 13144476573412 in words is "thirteen trillion, one hundred forty-four billion, four hundred seventy-six million, five hundred seventy-three thousand, four hundred twelve".