5438346673 has 2 divisors, whose sum is σ = 5438346674. Its totient is φ = 5438346672.

The previous prime is 5438346671. The next prime is 5438346689. The reversal of 5438346673 is 3766438345.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4721338944 + 717007729 = 68712^2 + 26777^2 .

It is a cyclic number.

It is not a de Polignac number, because 5438346673 - 2¹ = 5438346671 is a prime.

It is a super-2 number, since 2×5438346673² = 59151229071460337858, which contains 22 as substring.

Together with 5438346671, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (5438346671) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2719173336 + 2719173337.

It is an arithmetic number, because the mean of its divisors is an integer number (2719173337).

Almost surely, 2^5438346673 is an apocalyptic number.

It is an amenable number.

5438346673 is a deficient number, since it is larger than the sum of its proper divisors (1).

5438346673 is an equidigital number, since it uses as much as digits as its factorization.

5438346673 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4354560, while the sum is 49.

The square root of 5438346673 is about 73745.1467759065. The cubic root of 5438346673 is about 1758.5536793100.

The spelling of 5438346673 in words is "five billion, four hundred thirty-eight million, three hundred forty-six thousand, six hundred seventy-three".