5168624281 has 2 divisors, whose sum is σ = 5168624282. Its totient is φ = 5168624280.

The previous prime is 5168624273. The next prime is 5168624299. The reversal of 5168624281 is 1824268615.

5168624281 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3486312025 + 1682312256 = 59045^2 + 41016^2 .

It is a cyclic number.

It is not a de Polignac number, because 5168624281 - 2³ = 5168624273 is a prime.

It is a super-2 number, since 2×5168624281² = 53429353916285533922, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (5168624221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2584312140 + 2584312141.

It is an arithmetic number, because the mean of its divisors is an integer number (2584312141).

Almost surely, 2^5168624281 is an apocalyptic number.

It is an amenable number.

5168624281 is a deficient number, since it is larger than the sum of its proper divisors (1).

5168624281 is an equidigital number, since it uses as much as digits as its factorization.

5168624281 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 184320, while the sum is 43.

The square root of 5168624281 is about 71893.1448818314. The cubic root of 5168624281 is about 1728.9867077807.

The spelling of 5168624281 in words is "five billion, one hundred sixty-eight million, six hundred twenty-four thousand, two hundred eighty-one".