3916805005 has 16 divisors (see below), whose sum is σ = 4770662400. Its totient is φ = 3086709120.

The previous prime is 3916804949. The next prime is 3916805017. The reversal of 3916805005 is 5005086193.

It is not a de Polignac number, because 3916805005 - 2¹¹ = 3916802957 is a prime.

It is a super-2 number, since 2×3916805005² = 30682722894386100050, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 104356 + ... + 136834.

It is an arithmetic number, because the mean of its divisors is an integer number (298166400).

Almost surely, 2^3916805005 is an apocalyptic number.

It is an amenable number.

3916805005 is a deficient number, since it is larger than the sum of its proper divisors (853857395).

3916805005 is a wasteful number, since it uses less digits than its factorization.

3916805005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32844.

The product of its (nonzero) digits is 32400, while the sum is 37.

The square root of 3916805005 is about 62584.3830759719. The cubic root of 3916805005 is about 1576.3185404302.

The spelling of 3916805005 in words is "three billion, nine hundred sixteen million, eight hundred five thousand, five".