2482159681 has 4 divisors (see below), whose sum is σ = 2628169092. Its totient is φ = 2336150272.

The previous prime is 2482159661. The next prime is 2482159699. The reversal of 2482159681 is 1869512842.

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 1342489600 + 1139670081 = 36640^2 + 33759^2 .

It is a cyclic number.

It is not a de Polignac number, because 2482159681 - 2²³ = 2473771073 is a prime.

It is a super-2 number, since 2×2482159681² = 12322233363964043522, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2482159661) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 73004680 + ... + 73004713.

It is an arithmetic number, because the mean of its divisors is an integer number (657042273).

Almost surely, 2^2482159681 is an apocalyptic number.

It is an amenable number.

2482159681 is a deficient number, since it is larger than the sum of its proper divisors (146009411).

2482159681 is a wasteful number, since it uses less digits than its factorization.

2482159681 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146009410.

The product of its digits is 276480, while the sum is 46.

The square root of 2482159681 is about 49821.2773922950. The cubic root of 2482159681 is about 1353.9726931911.

The spelling of 2482159681 in words is "two billion, four hundred eighty-two million, one hundred fifty-nine thousand, six hundred eighty-one".