4738663281 has 16 divisors (see below), whose sum is σ = 7039254528. Its totient is φ = 2810811600.

The previous prime is 4738663261. The next prime is 4738663309. The reversal of 4738663281 is 1823668374.

It is not a de Polignac number, because 4738663281 - 2¹¹ = 4738661233 is a prime.

It is a super-2 number, since 2×4738663281² = 44909859381395369922, 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 4738663281.

It is not an unprimeable number, because it can be changed into a prime (4738663211) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1526065 + ... + 1529166.

It is an arithmetic number, because the mean of its divisors is an integer number (439953408).

Almost surely, 2^4738663281 is an apocalyptic number.

It is an amenable number.

4738663281 is a deficient number, since it is larger than the sum of its proper divisors (2300591247).

4738663281 is a wasteful number, since it uses less digits than its factorization.

4738663281 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3055292.

The product of its digits is 1161216, while the sum is 48.

The square root of 4738663281 is about 68837.9494247178. The cubic root of 4738663281 is about 1679.6493127854.

The spelling of 4738663281 in words is "four billion, seven hundred thirty-eight million, six hundred sixty-three thousand, two hundred eighty-one".