4777981764 has 48 divisors (see below), whose sum is σ = 11528993280. Its totient is φ = 1538507520.

The previous prime is 4777981757. The next prime is 4777981777. The reversal of 4777981764 is 4671897774.

It is a junction number, because it is equal to n+sod(n) for n = 4777981698 and 4777981707.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 200382 + ... + 222954.

It is an arithmetic number, because the mean of its divisors is an integer number (240187360).

Almost surely, 2^4777981764 is an apocalyptic number.

It is an amenable number.

4777981764 is an abundant number, since it is smaller than the sum of its proper divisors (6751011516).

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

4777981764 is a wasteful number, since it uses less digits than its factorization.

4777981764 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23180 (or 23178 counting only the distinct ones).

The product of its digits is 16595712, while the sum is 60.

The square root of 4777981764 is about 69122.9467253820. The cubic root of 4777981764 is about 1684.2820850776.

The spelling of 4777981764 in words is "four billion, seven hundred seventy-seven million, nine hundred eighty-one thousand, seven hundred sixty-four".