3061642305 has 32 divisors (see below), whose sum is σ = 5062745088. Its totient is φ = 1578297600.

The previous prime is 3061642303. The next prime is 3061642351. The reversal of 3061642305 is 5032461603.

It is not a de Polignac number, because 3061642305 - 2¹ = 3061642303 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3061642303) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 434067 + ... + 441063.

It is an arithmetic number, because the mean of its divisors is an integer number (158210784).

Almost surely, 2^3061642305 is an apocalyptic number.

It is an amenable number.

3061642305 is a deficient number, since it is larger than the sum of its proper divisors (2001102783).

3061642305 is a wasteful number, since it uses less digits than its factorization.

3061642305 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7977.

The product of its (nonzero) digits is 12960, while the sum is 30.

The square root of 3061642305 is about 55332.1091681855. The cubic root of 3061642305 is about 1452.0608515770.

The spelling of 3061642305 in words is "three billion, sixty-one million, six hundred forty-two thousand, three hundred five".