4195939648 has 28 divisors (see below), whose sum is σ = 8348106240. Its totient is φ = 2092479872.

The previous prime is 4195939637. The next prime is 4195939661. The reversal of 4195939648 is 8469395914.

It is a junction number, because it is equal to n+sod(n) for n = 4195939592 and 4195939601.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 61078 + ... + 110101.

Almost surely, 2^4195939648 is an apocalyptic number.

It is an amenable number.

4195939648 is a deficient number, since it is larger than the sum of its proper divisors (4152166592).

4195939648 is a wasteful number, since it uses less digits than its factorization.

4195939648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 171574 (or 171564 counting only the distinct ones).

The product of its digits is 8398080, while the sum is 58.

The square root of 4195939648 is about 64776.0731134576. The cubic root of 4195939648 is about 1612.9085507505.

The spelling of 4195939648 in words is "four billion, one hundred ninety-five million, nine hundred thirty-nine thousand, six hundred forty-eight".