598943659109 has 4 divisors (see below), whose sum is σ = 598945208160. Its totient is φ = 598942110060.

The previous prime is 598943659051. The next prime is 598943659117. The reversal of 598943659109 is 901956349895.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-598943659109 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (598943658109) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 341144 + ... + 1146414.

It is an arithmetic number, because the mean of its divisors is an integer number (149736302040).

Almost surely, 2^598943659109 is an apocalyptic number.

It is an amenable number.

598943659109 is a deficient number, since it is larger than the sum of its proper divisors (1549051).

598943659109 is an equidigital number, since it uses as much as digits as its factorization.

598943659109 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1549050.

The product of its (nonzero) digits is 94478400, while the sum is 68.

The spelling of 598943659109 in words is "five hundred ninety-eight billion, nine hundred forty-three million, six hundred fifty-nine thousand, one hundred nine".