3439366829809 has 9 divisors (see below), whose sum is σ = 3525377788129. Its totient is φ = 3355405651840.

The previous prime is 3439366829783. The next prime is 3439366829831. The reversal of 3439366829809 is 9089286639343.

It is a happy number.

The square root of 3439366829809 is 1854553.

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

It can be written as a sum of positive squares in 4 ways, for example, as 12899280625 + 3426467549184 = 113575^2 + 1851072^2 .

It is not a de Polignac number, because 3439366829809 - 2⁵ = 3439366829777 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3439366829869) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 76014057 + ... + 76059289.

Almost surely, 2^{3439366829809} is an apocalyptic number.

3439366829809 is the 1854553-rd square number.

3439366829809 is the 927277-th centered octagonal number.

It is an amenable number.

3439366829809 is a deficient number, since it is larger than the sum of its proper divisors (86010958320).

3439366829809 is an frugal number, since it uses more digits than its factorization.

3439366829809 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90548 (or 45274 counting only the distinct ones).

The product of its (nonzero) digits is 362797056, while the sum is 70.

The spelling of 3439366829809 in words is "three trillion, four hundred thirty-nine billion, three hundred sixty-six million, eight hundred twenty-nine thousand, eight hundred nine".