898961171893 has 16 divisors (see below), whose sum is σ = 924532539840. Its totient is φ = 873457796736.

The previous prime is 898961171887. The next prime is 898961171917. The reversal of 898961171893 is 398171169898.

898961171893 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 898961171893 - 2¹⁷ = 898961040821 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 (898961171803) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 103241446 + ... + 103250152.

It is an arithmetic number, because the mean of its divisors is an integer number (57783283740).

Almost surely, 2^898961171893 is an apocalyptic number.

It is an amenable number.

898961171893 is a deficient number, since it is larger than the sum of its proper divisors (25571367947).

898961171893 is a wasteful number, since it uses less digits than its factorization.

898961171893 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12276.

The product of its digits is 47029248, while the sum is 70.

The spelling of 898961171893 in words is "eight hundred ninety-eight billion, nine hundred sixty-one million, one hundred seventy-one thousand, eight hundred ninety-three".