8498803457 has 2 divisors, whose sum is σ = 8498803458. Its totient is φ = 8498803456.

The previous prime is 8498803409. The next prime is 8498803519. The reversal of 8498803457 is 7543088948.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7863965041 + 634838416 = 88679^2 + 25196^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-8498803457 is a prime.

It is not a weakly prime, because it can be changed into another prime (8498803657) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4249401728 + 4249401729.

It is an arithmetic number, because the mean of its divisors is an integer number (4249401729).

Almost surely, 2^8498803457 is an apocalyptic number.

It is an amenable number.

8498803457 is a deficient number, since it is larger than the sum of its proper divisors (1).

8498803457 is an equidigital number, since it uses as much as digits as its factorization.

8498803457 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7741440, while the sum is 56.

The square root of 8498803457 is about 92188.9551790235. The cubic root of 8498803457 is about 2040.7317841935.

The spelling of 8498803457 in words is "eight billion, four hundred ninety-eight million, eight hundred three thousand, four hundred fifty-seven".