3366318571009 has 3 divisors (see below), whose sum is σ = 3366320405763. Its totient is φ = 3366316736256.

The previous prime is 3366318570929. The next prime is 3366318571051. The reversal of 3366318571009 is 9001758136633.

It is a happy number.

The square root of 3366318571009 is 1834753.

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

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in only one way, i.e., 413172556225 + 2953146014784 = 642785^2 + 1718472^2 .

It is not a de Polignac number, because 3366318571009 - 2²¹ = 3366316473857 is a prime.

It is a super-2 number, since 2×3366318571009² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3366318572009) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 917377 + ... + 2752129.

It is an arithmetic number, because the mean of its divisors is an integer number (1122106801921).

Almost surely, 2^{3366318571009} is an apocalyptic number.

3366318571009 is the 1834753-rd square number.

3366318571009 is the 917377-th centered octagonal number.

It is an amenable number.

3366318571009 is a deficient number, since it is larger than the sum of its proper divisors (1834754).

3366318571009 is an frugal number, since it uses more digits than its factorization.

3366318571009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3669506 (or 1834753 counting only the distinct ones).

The product of its (nonzero) digits is 2449440, while the sum is 52.

The spelling of 3366318571009 in words is "three trillion, three hundred sixty-six billion, three hundred eighteen million, five hundred seventy-one thousand, nine".