2096657489 has 4 divisors (see below), whose sum is σ = 2112662640. Its totient is φ = 2080652340.

The previous prime is 2096657449. The next prime is 2096657501. The reversal of 2096657489 is 9847566902.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 9847566902 = 2 ⋅4923783451.

It is a cyclic number.

It is not a de Polignac number, because 2096657489 - 2¹⁶ = 2096591953 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2096657419) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8002379 + ... + 8002640.

It is an arithmetic number, because the mean of its divisors is an integer number (528165660).

Almost surely, 2^2096657489 is an apocalyptic number.

It is an amenable number.

2096657489 is a deficient number, since it is larger than the sum of its proper divisors (16005151).

2096657489 is a wasteful number, since it uses less digits than its factorization.

2096657489 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16005150.

The product of its (nonzero) digits is 6531840, while the sum is 56.

The square root of 2096657489 is about 45789.2726410892. The cubic root of 2096657489 is about 1279.8993835706.

The spelling of 2096657489 in words is "two billion, ninety-six million, six hundred fifty-seven thousand, four hundred eighty-nine".