3405415509 has 24 divisors (see below), whose sum is σ = 5226095160. Its totient is φ = 2132742528.

The previous prime is 3405415493. The next prime is 3405415523. The reversal of 3405415509 is 9055145043.

3405415509 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 586124100 + 2819291409 = 24210^2 + 53097^2 .

It is not a de Polignac number, because 3405415509 - 2⁴ = 3405415493 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3405415589) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 166662 + ... + 185975.

It is an arithmetic number, because the mean of its divisors is an integer number (217753965).

Almost surely, 2^3405415509 is an apocalyptic number.

It is an amenable number.

3405415509 is a deficient number, since it is larger than the sum of its proper divisors (1820679651).

3405415509 is a wasteful number, since it uses less digits than its factorization.

3405415509 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 352709 (or 352706 counting only the distinct ones).

The product of its (nonzero) digits is 54000, while the sum is 36.

The square root of 3405415509 is about 58355.9380783138. The cubic root of 3405415509 is about 1504.4925326673.

The spelling of 3405415509 in words is "three billion, four hundred five million, four hundred fifteen thousand, five hundred nine".