13074813327428 has 6 divisors (see below), whose sum is σ = 22880923323006. Its totient is φ = 6537406663712.

The previous prime is 13074813327427. The next prime is 13074813327437. The reversal of 13074813327428 is 82472331847031.

It can be written as a sum of positive squares in only one way, i.e., 13033818416644 + 40994910784 = 3610238^2 + 202472^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 13074813327428.

It is not an unprimeable number, because it can be changed into a prime (13074813327427) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1634351665925 + ... + 1634351665932.

It is an arithmetic number, because the mean of its divisors is an integer number (3813487220501).

Almost surely, 2^{13074813327428} is an apocalyptic number.

It is an amenable number.

13074813327428 is a deficient number, since it is larger than the sum of its proper divisors (9806109995578).

13074813327428 is a wasteful number, since it uses less digits than its factorization.

13074813327428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3268703331861 (or 3268703331859 counting only the distinct ones).

The product of its (nonzero) digits is 5419008, while the sum is 53.

The spelling of 13074813327428 in words is "thirteen trillion, seventy-four billion, eight hundred thirteen million, three hundred twenty-seven thousand, four hundred twenty-eight".