3439715494609 has 9 divisors (see below), whose sum is σ = 3630318640923. Its totient is φ = 3258644453352.

The previous prime is 3439715494513. The next prime is 3439715494627. The reversal of 3439715494609 is 9064945179343.

The square root of 3439715494609 is 1854647.

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., 2981890044225 + 457825450384 = 1726815^2 + 676628^2 .

It is not a de Polignac number, because 3439715494609 - 2²³ = 3439707106001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3439715494109) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 35189487 + ... + 35287099.

Almost surely, 2^{3439715494609} is an apocalyptic number.

3439715494609 is the 1854647-th square number.

3439715494609 is the 927324-th centered octagonal number.

It is an amenable number.

3439715494609 is a deficient number, since it is larger than the sum of its proper divisors (190603146314).

3439715494609 is an frugal number, since it uses more digits than its factorization.

3439715494609 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 195264 (or 97632 counting only the distinct ones).

The product of its (nonzero) digits is 88179840, while the sum is 64.

Multiplying 3439715494609 by its sum of digits (64), we get a square (220141791654976 = 14837176²).

The spelling of 3439715494609 in words is "three trillion, four hundred thirty-nine billion, seven hundred fifteen million, four hundred ninety-four thousand, six hundred nine".