8672748841 has 2 divisors, whose sum is σ = 8672748842. Its totient is φ = 8672748840.

The previous prime is 8672748839. The next prime is 8672748853. The reversal of 8672748841 is 1488472768.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8375910400 + 296838441 = 91520^2 + 17229^2 .

It is a cyclic number.

It is not a de Polignac number, because 8672748841 - 2¹ = 8672748839 is a prime.

Together with 8672748839, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (8672748941) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4336374420 + 4336374421.

It is an arithmetic number, because the mean of its divisors is an integer number (4336374421).

Almost surely, 2^8672748841 is an apocalyptic number.

It is an amenable number.

8672748841 is a deficient number, since it is larger than the sum of its proper divisors (1).

8672748841 is an equidigital number, since it uses as much as digits as its factorization.

8672748841 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4816896, while the sum is 55.

The square root of 8672748841 is about 93127.5944121827. The cubic root of 8672748841 is about 2054.5604473860.

The spelling of 8672748841 in words is "eight billion, six hundred seventy-two million, seven hundred forty-eight thousand, eight hundred forty-one".