4775143681 has 16 divisors (see below), whose sum is σ = 5955176448. Its totient is φ = 3719797200.

The previous prime is 4775143663. The next prime is 4775143721. The reversal of 4775143681 is 1863415774.

It is not a de Polignac number, because 4775143681 - 2⁹ = 4775143169 is a prime.

It is a super-2 number, since 2×4775143681² = 45603994348388459522, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4775141681) 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, 341416 + ... + 355126.

It is an arithmetic number, because the mean of its divisors is an integer number (372198528).

Almost surely, 2^4775143681 is an apocalyptic number.

It is an amenable number.

4775143681 is a deficient number, since it is larger than the sum of its proper divisors (1180032767).

4775143681 is a wasteful number, since it uses less digits than its factorization.

4775143681 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18252.

The product of its digits is 564480, while the sum is 46.

The square root of 4775143681 is about 69102.4144368343. The cubic root of 4775143681 is about 1683.9485356590.

The spelling of 4775143681 in words is "four billion, seven hundred seventy-five million, one hundred forty-three thousand, six hundred eighty-one".