7671705605 has 16 divisors (see below), whose sum is σ = 9238437504. Its totient is φ = 6115811520.

The previous prime is 7671705599. The next prime is 7671705641. The reversal of 7671705605 is 5065071767.

It is not a de Polignac number, because 7671705605 - 2⁴ = 7671705589 is a prime.

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 (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2018567 + ... + 2022363.

It is an arithmetic number, because the mean of its divisors is an integer number (577402344).

Almost surely, 2^7671705605 is an apocalyptic number.

It is an amenable number.

7671705605 is a deficient number, since it is larger than the sum of its proper divisors (1566731899).

7671705605 is a wasteful number, since it uses less digits than its factorization.

7671705605 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5116.

The product of its (nonzero) digits is 308700, while the sum is 44.

The square root of 7671705605 is about 87588.2732162246. The cubic root of 7671705605 is about 1972.2591349650.

The spelling of 7671705605 in words is "seven billion, six hundred seventy-one million, seven hundred five thousand, six hundred five".