3896810233156 has 27 divisors (see below), whose sum is σ = 6833659627767. Its totient is φ = 1944344528640.

The previous prime is 3896810233139. The next prime is 3896810233157. The reversal of 3896810233156 is 6513320186983.

The square root of 3896810233156 is 1974034.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 4 ways, for example, as 71064900 + 3896739168256 = 8430^2 + 1974016^2 .

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3896810233097 and 3896810233106.

It is not an unprimeable number, because it can be changed into a prime (3896810233157) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 3004479100 + ... + 3004480396.

Almost surely, 2^{3896810233156} is an apocalyptic number.

3896810233156 is the 1974034-th square number.

It is an amenable number.

3896810233156 is a deficient number, since it is larger than the sum of its proper divisors (2936849394611).

3896810233156 is an frugal number, since it uses more digits than its factorization.

3896810233156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4120 (or 2060 counting only the distinct ones).

The product of its (nonzero) digits is 5598720, while the sum is 55.

The spelling of 3896810233156 in words is "three trillion, eight hundred ninety-six billion, eight hundred ten million, two hundred thirty-three thousand, one hundred fifty-six".