4979478608 has 20 divisors (see below), whose sum is σ = 10389874068. Its totient is φ = 2298220800.

The previous prime is 4979478601. The next prime is 4979478671. The reversal of 4979478608 is 8068749794.

It can be written as a sum of positive squares in 2 ways, for example, as 443186704 + 4536291904 = 21052^2 + 67352^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4979478601) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11969693 + ... + 11970108.

Almost surely, 2^4979478608 is an apocalyptic number.

It is an amenable number.

4979478608 is an abundant number, since it is smaller than the sum of its proper divisors (5410395460).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4979478608 is a wasteful number, since it uses less digits than its factorization.

4979478608 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23939822 (or 23939816 counting only the distinct ones).

The product of its (nonzero) digits is 24385536, while the sum is 62.

The square root of 4979478608 is about 70565.4207668317. The cubic root of 4979478608 is about 1707.6333330540.

The spelling of 4979478608 in words is "four billion, nine hundred seventy-nine million, four hundred seventy-eight thousand, six hundred eight".