4872369681 has 6 divisors (see below), whose sum is σ = 7037867330. Its totient is φ = 3248246448.

The previous prime is 4872369673. The next prime is 4872369701. The reversal of 4872369681 is 1869632784.

4872369681 is a `hidden beast` number, since 487 + 23 + 69 + 6 + 81 = 666.

It can be written as a sum of positive squares in only one way, i.e., 4866318081 + 6051600 = 69759^2 + 2460^2 .

It is not a de Polignac number, because 4872369681 - 2³ = 4872369673 is a prime.

It is a super-2 number, since 2×4872369681² = 47479972616656083522, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4872369631) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 270687196 + ... + 270687213.

Almost surely, 2^4872369681 is an apocalyptic number.

It is an amenable number.

4872369681 is a deficient number, since it is larger than the sum of its proper divisors (2165497649).

4872369681 is a wasteful number, since it uses less digits than its factorization.

4872369681 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 541374415 (or 541374412 counting only the distinct ones).

The product of its digits is 3483648, while the sum is 54.

The square root of 4872369681 is about 69802.3615717978. The cubic root of 4872369681 is about 1695.3007104768.

The spelling of 4872369681 in words is "four billion, eight hundred seventy-two million, three hundred sixty-nine thousand, six hundred eighty-one".