1013533064644 has 12 divisors (see below), whose sum is σ = 1783935366444. Its totient is φ = 503837245664.

The previous prime is 1013533064567. The next prime is 1013533064681. The reversal of 1013533064644 is 4464603353101.

It can be written as a sum of positive squares in 2 ways, for example, as 980274247744 + 33258816900 = 990088^2 + 182370^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1013533064597 and 1013533064606.

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, 732320887 + ... + 732322270.

It is an arithmetic number, because the mean of its divisors is an integer number (148661280537).

Almost surely, 2^{1013533064644} is an apocalyptic number.

It is an amenable number.

1013533064644 is a deficient number, since it is larger than the sum of its proper divisors (770402301800).

1013533064644 is a wasteful number, since it uses less digits than its factorization.

1013533064644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1464643334 (or 1464643332 counting only the distinct ones).

The product of its (nonzero) digits is 311040, while the sum is 40.

The spelling of 1013533064644 in words is "one trillion, thirteen billion, five hundred thirty-three million, sixty-four thousand, six hundred forty-four".