3982454612161 has 16 divisors (see below), whose sum is σ = 4233013545600. Its totient is φ = 3740011228800.

The previous prime is 3982454612131. The next prime is 3982454612179. The reversal of 3982454612161 is 1612164542893.

It is a cyclic number.

It is not a de Polignac number, because 3982454612161 - 2⁷ = 3982454612033 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3982454612099 and 3982454612108.

It is not an unprimeable number, because it can be changed into a prime (3982454612111) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4665981 + ... + 5453098.

It is an arithmetic number, because the mean of its divisors is an integer number (264563346600).

Almost surely, 2^{3982454612161} is an apocalyptic number.

It is an amenable number.

3982454612161 is a deficient number, since it is larger than the sum of its proper divisors (250558933439).

3982454612161 is a wasteful number, since it uses less digits than its factorization.

3982454612161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10119480.

The product of its digits is 2488320, while the sum is 52.

The spelling of 3982454612161 in words is "three trillion, nine hundred eighty-two billion, four hundred fifty-four million, six hundred twelve thousand, one hundred sixty-one".