4773639780 has 864 divisors, whose sum is σ = 20077424640. Its totient is φ = 905748480.

The previous prime is 4773639779. The next prime is 4773639821. The reversal of 4773639780 is 879363774.

It is a happy number.

4773639780 is a `hidden beast` number, since 477 + 3 + 6 + 3 + 97 + 80 = 666.

It is an unprimeable number.

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 287 ways as a sum of consecutive naturals, for example, 60425781 + ... + 60425859.

It is an arithmetic number, because the mean of its divisors is an integer number (23237760).

Almost surely, 2^4773639780 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4773639780, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10038712320).

4773639780 is an abundant number, since it is smaller than the sum of its proper divisors (15303784860).

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

4773639780 is a wasteful number, since it uses less digits than its factorization.

4773639780 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 169 (or 157 counting only the distinct ones).

The product of its (nonzero) digits is 5334336, while the sum is 54.

The square root of 4773639780 is about 69091.5318979106. The cubic root of 4773639780 is about 1683.7717341520.

The spelling of 4773639780 in words is "four billion, seven hundred seventy-three million, six hundred thirty-nine thousand, seven hundred eighty".