4861854529 has 15 divisors (see below), whose sum is σ = 5675814753. Its totient is φ = 4164375348.

The previous prime is 4861854521. The next prime is 4861854533. The reversal of 4861854529 is 9254581684.

The square root of 4861854529 is 69727.

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

It is not a de Polignac number, because 4861854529 - 2³ = 4861854521 is a prime.

It is a super-2 number, since 2×4861854529² = 47275258922315623682, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (4861854521) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 14 ways as a sum of consecutive naturals, for example, 3415912 + ... + 3417334.

Almost surely, 2^4861854529 is an apocalyptic number.

4861854529 is a gapful number since it is divisible by the number (49) formed by its first and last digit.

4861854529 is the 69727-th square number.

4861854529 is the 34864-th centered octagonal number.

It is an amenable number.

4861854529 is a deficient number, since it is larger than the sum of its proper divisors (813960224).

4861854529 is an frugal number, since it uses more digits than its factorization.

4861854529 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2874 (or 1430 counting only the distinct ones).

The product of its digits is 2764800, while the sum is 52.

The cubic root of 4861854529 is about 1694.0802787354.

The spelling of 4861854529 in words is "four billion, eight hundred sixty-one million, eight hundred fifty-four thousand, five hundred twenty-nine".