3946162085485 has 4 divisors (see below), whose sum is σ = 4735394502588. Its totient is φ = 3156929668384.

The previous prime is 3946162085443. The next prime is 3946162085507. The reversal of 3946162085485 is 5845802616493.

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 1577930408649 + 2368231676836 = 1256157^2 + 1538906^2 .

It is a cyclic number.

It is not a de Polignac number, because 3946162085485 - 2²⁷ = 3946027867757 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 394616208544 + ... + 394616208553.

It is an arithmetic number, because the mean of its divisors is an integer number (1183848625647).

Almost surely, 2^{3946162085485} is an apocalyptic number.

It is an amenable number.

3946162085485 is a deficient number, since it is larger than the sum of its proper divisors (789232417103).

3946162085485 is an equidigital number, since it uses as much as digits as its factorization.

3946162085485 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 789232417102.

The product of its (nonzero) digits is 49766400, while the sum is 61.

The spelling of 3946162085485 in words is "three trillion, nine hundred forty-six billion, one hundred sixty-two million, eighty-five thousand, four hundred eighty-five".