3925983395165 has 16 divisors (see below), whose sum is σ = 5197324363056. Its totient is φ = 2828475840000.

The previous prime is 3925983395107. The next prime is 3925983395227. The reversal of 3925983395165 is 5615933895293.

It can be written as a sum of positive squares in 8 ways, for example, as 120074031289 + 3805909363876 = 346517^2 + 1950874^2 .

It is not a de Polignac number, because 3925983395165 - 2⁶ = 3925983395101 is a prime.

It is a super-4 number, since 4×3925983395165⁴ (a number of 51 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3925983395095 and 3925983395104.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 736579586 + ... + 736584915.

It is an arithmetic number, because the mean of its divisors is an integer number (324832772691).

Almost surely, 2^{3925983395165} is an apocalyptic number.

It is an amenable number.

3925983395165 is a deficient number, since it is larger than the sum of its proper divisors (1271340967891).

3925983395165 is a wasteful number, since it uses less digits than its factorization.

3925983395165 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1473164560.

The product of its digits is 236196000, while the sum is 68.

The spelling of 3925983395165 in words is "three trillion, nine hundred twenty-five billion, nine hundred eighty-three million, three hundred ninety-five thousand, one hundred sixty-five".