3896648300161 has 4 divisors (see below), whose sum is σ = 3906463535572. Its totient is φ = 3886833064752.

The previous prime is 3896648300093. The next prime is 3896648300177. The reversal of 3896648300161 is 1610038466983.

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 1625418456561 + 2271229843600 = 1274919^2 + 1507060^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3896648300161 is a prime.

It is a super-2 number, since 2×3896648300161² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3896648309161) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 4907617110 + ... + 4907617903.

It is an arithmetic number, because the mean of its divisors is an integer number (976615883893).

Almost surely, 2^{3896648300161} is an apocalyptic number.

It is an amenable number.

3896648300161 is a deficient number, since it is larger than the sum of its proper divisors (9815235411).

3896648300161 is an equidigital number, since it uses as much as digits as its factorization.

3896648300161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9815235410.

The product of its (nonzero) digits is 4478976, while the sum is 55.

The spelling of 3896648300161 in words is "three trillion, eight hundred ninety-six billion, six hundred forty-eight million, three hundred thousand, one hundred sixty-one".