3561152165 has 32 divisors (see below), whose sum is σ = 4417611264. Its totient is φ = 2754524160.

The previous prime is 3561152137. The next prime is 3561152167. The reversal of 3561152165 is 5612511653.

3561152165 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 3561152165 - 2¹⁰ = 3561151141 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3561152167) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12856007 + ... + 12856283.

It is an arithmetic number, because the mean of its divisors is an integer number (138050352).

Almost surely, 2^3561152165 is an apocalyptic number.

It is an amenable number.

3561152165 is a deficient number, since it is larger than the sum of its proper divisors (856459099).

3561152165 is a wasteful number, since it uses less digits than its factorization.

3561152165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 797.

The product of its digits is 27000, while the sum is 35.

The square root of 3561152165 is about 59675.3899442643. The cubic root of 3561152165 is about 1527.0860517492.

The spelling of 3561152165 in words is "three billion, five hundred sixty-one million, one hundred fifty-two thousand, one hundred sixty-five".