3399071133649 has 27 divisors (see below), whose sum is σ = 3607228469019. Its totient is φ = 3202653447840.

The previous prime is 3399071133643. The next prime is 3399071133677. The reversal of 3399071133649 is 9463311709933.

The square root of 3399071133649 is 1843657.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 288645084049 + 3110426049600 = 537257^2 + 1763640^2 .

It is not a de Polignac number, because 3399071133649 - 2³ = 3399071133641 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3399071133593 and 3399071133602.

It is not an unprimeable number, because it can be changed into a prime (3399071133641) by changing a digit.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 3010691317 + ... + 3010692445.

Almost surely, 2^{3399071133649} is an apocalyptic number.

3399071133649 is the 1843657-th square number.

3399071133649 is the 921829-th centered octagonal number.

It is an amenable number.

3399071133649 is a deficient number, since it is larger than the sum of its proper divisors (208157335370).

3399071133649 is an frugal number, since it uses more digits than its factorization.

3399071133649 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2446 (or 1223 counting only the distinct ones).

The product of its (nonzero) digits is 9920232, while the sum is 58.

The spelling of 3399071133649 in words is "three trillion, three hundred ninety-nine billion, seventy-one million, one hundred thirty-three thousand, six hundred forty-nine".