4928779578 has 16 divisors (see below), whose sum is σ = 9863750880. Its totient is φ = 1641894576.

The previous prime is 4928779577. The next prime is 4928779579. The reversal of 4928779578 is 8759778294.

It is an interprime number because it is at equal distance from previous prime (4928779577) and next prime (4928779579).

It is not an unprimeable number, because it can be changed into a prime (4928779577) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 247608 + ... + 266771.

It is an arithmetic number, because the mean of its divisors is an integer number (616484430).

Almost surely, 2^4928779578 is an apocalyptic number.

4928779578 is an abundant number, since it is smaller than the sum of its proper divisors (4934971302).

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

4928779578 is a wasteful number, since it uses less digits than its factorization.

4928779578 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 515981.

The product of its digits is 71124480, while the sum is 66.

The square root of 4928779578 is about 70205.2674519512. The cubic root of 4928779578 is about 1701.8180754854.

The spelling of 4928779578 in words is "four billion, nine hundred twenty-eight million, seven hundred seventy-nine thousand, five hundred seventy-eight".