3606406531506 has 168 divisors, whose sum is σ = 8409964037904. Its totient is φ = 1159310426400.

The previous prime is 3606406531493. The next prime is 3606406531571. The reversal of 3606406531506 is 6051356046063.

3606406531506 is a `hidden beast` number, since 3 + 6 + 0 + 64 + 0 + 6 + 531 + 50 + 6 = 666.

3606406531506 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 83 ways as a sum of consecutive naturals, for example, 1779183265 + ... + 1779185291.

Almost surely, 2^{3606406531506} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3606406531506, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4204982018952).

3606406531506 is an abundant number, since it is smaller than the sum of its proper divisors (4803557506398).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3606406531506 is a wasteful number, since it uses less digits than its factorization.

3606406531506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3556 (or 3512 counting only the distinct ones).

The product of its (nonzero) digits is 1166400, while the sum is 45.

The spelling of 3606406531506 in words is "three trillion, six hundred six billion, four hundred six million, five hundred thirty-one thousand, five hundred six".