1013289505394 has 8 divisors (see below), whose sum is σ = 1531028669148. Its totient is φ = 502946615680.

The previous prime is 1013289505369. The next prime is 1013289505411. The reversal of 1013289505394 is 4935059823101.

It can be written as a sum of positive squares in 2 ways, for example, as 897352660369 + 115936845025 = 947287^2 + 340495^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1849068167 + ... + 1849068714.

Almost surely, 2^{1013289505394} is an apocalyptic number.

1013289505394 is a deficient number, since it is larger than the sum of its proper divisors (517739163754).

1013289505394 is a wasteful number, since it uses less digits than its factorization.

1013289505394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3698137020.

The product of its (nonzero) digits is 1166400, while the sum is 50.

The spelling of 1013289505394 in words is "one trillion, thirteen billion, two hundred eighty-nine million, five hundred five thousand, three hundred ninety-four".