998471347211 has 8 divisors (see below), whose sum is σ = 1083485057424. Its totient is φ = 914630240160.

The previous prime is 998471347193. The next prime is 998471347213. The reversal of 998471347211 is 112743174899.

998471347211 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 998471347211 - 2¹⁸ = 998471085067 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (998471347213) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 293149016 + ... + 293152421.

It is an arithmetic number, because the mean of its divisors is an integer number (135435632178).

Almost surely, 2^998471347211 is an apocalyptic number.

998471347211 is a deficient number, since it is larger than the sum of its proper divisors (85013710213).

998471347211 is a wasteful number, since it uses less digits than its factorization.

998471347211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 586301581.

The product of its digits is 3048192, while the sum is 56.

The spelling of 998471347211 in words is "nine hundred ninety-eight billion, four hundred seventy-one million, three hundred forty-seven thousand, two hundred eleven".