4868041581 has 12 divisors (see below), whose sum is σ = 7572509308. Its totient is φ = 2995717824.

The previous prime is 4868041571. The next prime is 4868041583. The reversal of 4868041581 is 1851408684.

4868041581 is a `hidden beast` number, since 4 + 8 + 68 + 0 + 4 + 1 + 581 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 2767286025 + 2100755556 = 52605^2 + 45834^2 .

It is not a de Polignac number, because 4868041581 - 2¹³ = 4868033389 is a prime.

It is a super-2 number, since 2×4868041581² = 47395657668689959122, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4868041583) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 20803480 + ... + 20803713.

Almost surely, 2^4868041581 is an apocalyptic number.

It is an amenable number.

4868041581 is a deficient number, since it is larger than the sum of its proper divisors (2704467727).

4868041581 is a wasteful number, since it uses less digits than its factorization.

4868041581 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41607212 (or 41607209 counting only the distinct ones).

The product of its (nonzero) digits is 245760, while the sum is 45.

The square root of 4868041581 is about 69771.3521511515. The cubic root of 4868041581 is about 1694.7985862430.

The spelling of 4868041581 in words is "four billion, eight hundred sixty-eight million, forty-one thousand, five hundred eighty-one".