4869256161 has 32 divisors (see below), whose sum is σ = 8570492928. Its totient is φ = 2380688640.

The previous prime is 4869256159. The next prime is 4869256163. The reversal of 4869256161 is 1616529684.

It is an interprime number because it is at equal distance from previous prime (4869256159) and next prime (4869256163).

It is not a de Polignac number, because 4869256161 - 2¹ = 4869256159 is a prime.

It is a super-2 number, since 2×4869256161² = 47419311122872915842, 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 4869256161.

It is not an unprimeable number, because it can be changed into a prime (4869256163) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 616045 + ... + 623898.

It is an arithmetic number, because the mean of its divisors is an integer number (267827904).

Almost surely, 2^4869256161 is an apocalyptic number.

It is an amenable number.

4869256161 is a deficient number, since it is larger than the sum of its proper divisors (3701236767).

4869256161 is a wasteful number, since it uses less digits than its factorization.

4869256161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1239981.

The product of its digits is 622080, while the sum is 48.

The square root of 4869256161 is about 69780.0556104680. The cubic root of 4869256161 is about 1694.9395256920.

The spelling of 4869256161 in words is "four billion, eight hundred sixty-nine million, two hundred fifty-six thousand, one hundred sixty-one".