2098851370145 has 4 divisors (see below), whose sum is σ = 2518621644180. Its totient is φ = 1679081096112.

The previous prime is 2098851370111. The next prime is 2098851370169. The reversal of 2098851370145 is 5410731588902.

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 287218821184 + 1811632548961 = 535928^2 + 1345969^2 .

It is a cyclic number.

It is not a de Polignac number, because 2098851370145 - 2³⁶ = 2030131893409 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 209885137010 + ... + 209885137019.

It is an arithmetic number, because the mean of its divisors is an integer number (629655411045).

Almost surely, 2^{2098851370145} is an apocalyptic number.

It is an amenable number.

2098851370145 is a deficient number, since it is larger than the sum of its proper divisors (419770274035).

2098851370145 is an equidigital number, since it uses as much as digits as its factorization.

2098851370145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 419770274034.

The product of its (nonzero) digits is 2419200, while the sum is 53.

The spelling of 2098851370145 in words is "two trillion, ninety-eight billion, eight hundred fifty-one million, three hundred seventy thousand, one hundred forty-five".