3489202519409 has 2 divisors, whose sum is σ = 3489202519410. Its totient is φ = 3489202519408.

The previous prime is 3489202519373. The next prime is 3489202519423. The reversal of 3489202519409 is 9049152029843.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3420520786225 + 68681733184 = 1849465^2 + 262072^2 .

It is a cyclic number.

It is not a de Polignac number, because 3489202519409 - 2²⁸ = 3488934083953 is a prime.

It is a super-2 number, since 2×3489202519409² (a number of 26 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (3489202519469) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1744601259704 + 1744601259705.

It is an arithmetic number, because the mean of its divisors is an integer number (1744601259705).

Almost surely, 2^{3489202519409} is an apocalyptic number.

It is an amenable number.

3489202519409 is a deficient number, since it is larger than the sum of its proper divisors (1).

3489202519409 is an equidigital number, since it uses as much as digits as its factorization.

3489202519409 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5598720, while the sum is 56.

The spelling of 3489202519409 in words is "three trillion, four hundred eighty-nine billion, two hundred two million, five hundred nineteen thousand, four hundred nine".