728985848589827 has 2 divisors, whose sum is σ = 728985848589828. Its totient is φ = 728985848589826.

The previous prime is 728985848589799. The next prime is 728985848589841.

728985848589827 is nontrivially palindromic in base 10.

It is a strong prime.

It is a palprime.

It is a cyclic number.

It is not a de Polignac number, because 728985848589827 - 2¹⁴ = 728985848573443 is a prime.

It is not a weakly prime, because it can be changed into another prime (728985848589847) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 364492924294913 + 364492924294914.

It is an arithmetic number, because the mean of its divisors is an integer number (364492924294914).

Almost surely, 2^{728985848589827} is an apocalyptic number.

728985848589827 is a deficient number, since it is larger than the sum of its proper divisors (1).

728985848589827 is an equidigital number, since it uses as much as digits as its factorization.

728985848589827 is an evil number, because the sum of its binary digits is even.

The product of its digits is 416179814400, while the sum is 98.

The spelling of 728985848589827 in words is "seven hundred twenty-eight trillion, nine hundred eighty-five billion, eight hundred forty-eight million, five hundred eighty-nine thousand, eight hundred twenty-seven".