4979729678 has 64 divisors (see below), whose sum is σ = 9737044992. Its totient is φ = 1852097280.

The previous prime is 4979729659. The next prime is 4979729683. The reversal of 4979729678 is 8769279794.

It is a congruent number.

It is an unprimeable number.

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 in 31 ways as a sum of consecutive naturals, for example, 2311850 + ... + 2314002.

It is an arithmetic number, because the mean of its divisors is an integer number (152141328).

Almost surely, 2^4979729678 is an apocalyptic number.

4979729678 is a deficient number, since it is larger than the sum of its proper divisors (4757315314).

4979729678 is a wasteful number, since it uses less digits than its factorization.

4979729678 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2849.

The product of its digits is 96018048, while the sum is 68.

The square root of 4979729678 is about 70567.1997318868. The cubic root of 4979729678 is about 1707.6620327318.

The spelling of 4979729678 in words is "four billion, nine hundred seventy-nine million, seven hundred twenty-nine thousand, six hundred seventy-eight".