1648839716 has 24 divisors (see below), whose sum is σ = 2932426560. Its totient is φ = 811036512.

The previous prime is 1648839713. The next prime is 1648839727. The reversal of 1648839716 is 6179388461.

It is a Smith number, since the sum of its digits (53) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (1648839713) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 221186 + ... + 228518.

It is an arithmetic number, because the mean of its divisors is an integer number (122184440).

Almost surely, 2^1648839716 is an apocalyptic number.

It is an amenable number.

1648839716 is a deficient number, since it is larger than the sum of its proper divisors (1283586844).

1648839716 is a wasteful number, since it uses less digits than its factorization.

1648839716 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8243 (or 8241 counting only the distinct ones).

The product of its digits is 1741824, while the sum is 53.

The square root of 1648839716 is about 40605.9074027413. The cubic root of 1648839716 is about 1181.3887021102.

The spelling of 1648839716 in words is "one billion, six hundred forty-eight million, eight hundred thirty-nine thousand, seven hundred sixteen".