1648610116 has 6 divisors (see below), whose sum is σ = 2885067710. Its totient is φ = 824305056.

The previous prime is 1648610113. The next prime is 1648610129. The reversal of 1648610116 is 6110168461.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 1481942016 + 166668100 = 38496^2 + 12910^2 .

It is not an unprimeable number, because it can be changed into a prime (1648610113) 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 as a sum of consecutive naturals, namely, 206076261 + ... + 206076268.

Almost surely, 2^1648610116 is an apocalyptic number.

It is an amenable number.

1648610116 is a deficient number, since it is larger than the sum of its proper divisors (1236457594).

1648610116 is a wasteful number, since it uses less digits than its factorization.

1648610116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 412152533 (or 412152531 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 34.

The square root of 1648610116 is about 40603.0801294680. The cubic root of 1648610116 is about 1181.3338636613. Note that the first 3 decimals are identical.

Adding to 1648610116 its reverse (6110168461), we get a palindrome (7758778577).

The spelling of 1648610116 in words is "one billion, six hundred forty-eight million, six hundred ten thousand, one hundred sixteen".