4777021456 has 45 divisors (see below), whose sum is σ = 9532800669. Its totient is φ = 2318980032.

The previous prime is 4777021453. The next prime is 4777021481. The reversal of 4777021456 is 6541207774.

The square root of 4777021456 is 69116.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 4274544400 + 502477056 = 65380^2 + 22416^2 .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4777021453) by changing a digit.

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 8 ways as a sum of consecutive naturals, for example, 10228935 + ... + 10229401.

Almost surely, 2^4777021456 is an apocalyptic number.

4777021456 is the 69116-th square number.

It is an amenable number.

4777021456 is a deficient number, since it is larger than the sum of its proper divisors (4755779213).

4777021456 is an frugal number, since it uses more digits than its factorization.

4777021456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1016 (or 506 counting only the distinct ones).

The product of its (nonzero) digits is 329280, while the sum is 43.

The cubic root of 4777021456 is about 1684.1692384119.

The spelling of 4777021456 in words is "four billion, seven hundred seventy-seven million, twenty-one thousand, four hundred fifty-six".