3305654561 has 36 divisors (see below), whose sum is σ = 3931334640. Its totient is φ = 2748902400.

The previous prime is 3305654519. The next prime is 3305654563. The reversal of 3305654561 is 1654565033.

It is not a de Polignac number, because 3305654561 - 2¹⁸ = 3305392417 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (3305654563) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 34078865 + ... + 34078961.

It is an arithmetic number, because the mean of its divisors is an integer number (109203740).

Almost surely, 2^3305654561 is an apocalyptic number.

It is an amenable number.

3305654561 is a deficient number, since it is larger than the sum of its proper divisors (625680079).

3305654561 is an equidigital number, since it uses as much as digits as its factorization.

3305654561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 306 (or 168 counting only the distinct ones).

The product of its (nonzero) digits is 162000, while the sum is 38.

The square root of 3305654561 is about 57494.8220364234. The cubic root of 3305654561 is about 1489.6554254779.

The spelling of 3305654561 in words is "three billion, three hundred five million, six hundred fifty-four thousand, five hundred sixty-one".