1598803889149 has 4 divisors (see below), whose sum is σ = 1692851176764. Its totient is φ = 1504756601536.

The previous prime is 1598803889143. The next prime is 1598803889173. The reversal of 1598803889149 is 9419883088951.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 901274916025 + 697528973124 = 949355^2 + 835182^2 .

It is not a de Polignac number, because 1598803889149 - 2¹¹ = 1598803887101 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 (1598803889143) 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, 47023643782 + ... + 47023643815.

It is an arithmetic number, because the mean of its divisors is an integer number (423212794191).

Almost surely, 2^{1598803889149} is an apocalyptic number.

It is an amenable number.

1598803889149 is a deficient number, since it is larger than the sum of its proper divisors (94047287615).

1598803889149 is an equidigital number, since it uses as much as digits as its factorization.

1598803889149 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94047287614.

The product of its (nonzero) digits is 179159040, while the sum is 73.

The spelling of 1598803889149 in words is "one trillion, five hundred ninety-eight billion, eight hundred three million, eight hundred eighty-nine thousand, one hundred forty-nine".