3506506065 has 16 divisors (see below), whose sum is σ = 6233788800. Its totient is φ = 1870136496.

The previous prime is 3506506049. The next prime is 3506506141. The reversal of 3506506065 is 5606056053.

It is a happy number.

It is not a de Polignac number, because 3506506065 - 2⁴ = 3506506049 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12986925 + ... + 12987194.

It is an arithmetic number, because the mean of its divisors is an integer number (389611800).

Almost surely, 2^3506506065 is an apocalyptic number.

It is an amenable number.

3506506065 is a deficient number, since it is larger than the sum of its proper divisors (2727282735).

3506506065 is a wasteful number, since it uses less digits than its factorization.

3506506065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25974133 (or 25974127 counting only the distinct ones).

The product of its (nonzero) digits is 81000, while the sum is 36.

The square root of 3506506065 is about 59215.7585867141. The cubic root of 3506506065 is about 1519.2346771944.

The spelling of 3506506065 in words is "three billion, five hundred six million, five hundred six thousand, sixty-five".