3195707839085 has 4 divisors (see below), whose sum is σ = 3834849406908. Its totient is φ = 2556566271264.

The previous prime is 3195707839081. The next prime is 3195707839087. The reversal of 3195707839085 is 5809387075913.

3195707839085 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1249534966276 + 1946172872809 = 1117826^2 + 1395053^2 .

It is a cyclic number.

It is not a de Polignac number, because 3195707839085 - 2² = 3195707839081 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3195707839081) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 319570783904 + ... + 319570783913.

It is an arithmetic number, because the mean of its divisors is an integer number (958712351727).

Almost surely, 2^{3195707839085} is an apocalyptic number.

It is an amenable number.

3195707839085 is a deficient number, since it is larger than the sum of its proper divisors (639141567823).

3195707839085 is an equidigital number, since it uses as much as digits as its factorization.

3195707839085 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 639141567822.

The product of its (nonzero) digits is 57153600, while the sum is 65.

The spelling of 3195707839085 in words is "three trillion, one hundred ninety-five billion, seven hundred seven million, eight hundred thirty-nine thousand, eighty-five".