3896112615161 has 4 divisors (see below), whose sum is σ = 4195813585572. Its totient is φ = 3596411644752.

The previous prime is 3896112615139. The next prime is 3896112615191. The reversal of 3896112615161 is 1615162116983.

3896112615161 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 2315208739561 + 1580903875600 = 1521581^2 + 1257340^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3896112615161 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3896112615121) 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, 149850485186 + ... + 149850485211.

It is an arithmetic number, because the mean of its divisors is an integer number (1048953396393).

Almost surely, 2^{3896112615161} is an apocalyptic number.

It is an amenable number.

3896112615161 is a deficient number, since it is larger than the sum of its proper divisors (299700970411).

3896112615161 is a wasteful number, since it uses less digits than its factorization.

3896112615161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 299700970410.

The product of its digits is 466560, while the sum is 50.

The spelling of 3896112615161 in words is "three trillion, eight hundred ninety-six billion, one hundred twelve million, six hundred fifteen thousand, one hundred sixty-one".