898791218116 has 27 divisors (see below), whose sum is σ = 1728913310733. Its totient is φ = 408531982320.

The previous prime is 898791218071. The next prime is 898791218123. The reversal of 898791218116 is 611812197898.

The square root of 898791218116 is 948046.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 276118720900 + 622672497216 = 525470^2 + 789096^2 .

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 20835466 + ... + 20878558.

Almost surely, 2^898791218116 is an apocalyptic number.

898791218116 is the 948046-th square number.

It is an amenable number.

898791218116 is a deficient number, since it is larger than the sum of its proper divisors (830122092617).

898791218116 is an frugal number, since it uses more digits than its factorization.

898791218116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86212 (or 43106 counting only the distinct ones).

The product of its digits is 3483648, while the sum is 61.

The spelling of 898791218116 in words is "eight hundred ninety-eight billion, seven hundred ninety-one million, two hundred eighteen thousand, one hundred sixteen".