3361156565 has 16 divisors (see below), whose sum is σ = 4372427136. Its totient is φ = 2465640000.

The previous prime is 3361156549. The next prime is 3361156583. The reversal of 3361156565 is 5656511633.

It is a happy number.

It is not a de Polignac number, because 3361156565 - 2⁴ = 3361156549 is a prime.

It is a super-2 number, since 2×3361156565² = 22594746908885198450, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 161411 + ... + 181040.

It is an arithmetic number, because the mean of its divisors is an integer number (273276696).

Almost surely, 2^3361156565 is an apocalyptic number.

It is an amenable number.

3361156565 is a deficient number, since it is larger than the sum of its proper divisors (1011270571).

3361156565 is a wasteful number, since it uses less digits than its factorization.

3361156565 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 342620.

The product of its digits is 243000, while the sum is 41.

The square root of 3361156565 is about 57975.4824473242. The cubic root of 3361156565 is about 1497.9463102629.

The spelling of 3361156565 in words is "three billion, three hundred sixty-one million, one hundred fifty-six thousand, five hundred sixty-five".