4738821569 has 2 divisors, whose sum is σ = 4738821570. Its totient is φ = 4738821568.

The previous prime is 4738821551. The next prime is 4738821599. The reversal of 4738821569 is 9651288374.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2938940944 + 1799880625 = 54212^2 + 42425^2 .

It is a cyclic number.

It is not a de Polignac number, because 4738821569 - 2⁸ = 4738821313 is a prime.

It is a super-2 number, since 2×4738821569² = 44912859725639243522, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 4738821569.

It is not a weakly prime, because it can be changed into another prime (4738821599) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2369410784 + 2369410785.

It is an arithmetic number, because the mean of its divisors is an integer number (2369410785).

Almost surely, 2^4738821569 is an apocalyptic number.

It is an amenable number.

4738821569 is a deficient number, since it is larger than the sum of its proper divisors (1).

4738821569 is an equidigital number, since it uses as much as digits as its factorization.

4738821569 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2903040, while the sum is 53.

The square root of 4738821569 is about 68839.0991297823. The cubic root of 4738821569 is about 1679.6680146396.

The spelling of 4738821569 in words is "four billion, seven hundred thirty-eight million, eight hundred twenty-one thousand, five hundred sixty-nine".