98356877161 has 3 divisors (see below), whose sum is σ = 98357190781. Its totient is φ = 98356563542.

The previous prime is 98356877093. The next prime is 98356877209. The reversal of 98356877161 is 16177865389.

The square root of 98356877161 is 313619.

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

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is not a de Polignac number, because 98356877161 - 2³³ = 89766942569 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 98356877161.

It is not an unprimeable number, because it can be changed into a prime (98356877761) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 156810 + ... + 470428.

Almost surely, 2^98356877161 is an apocalyptic number.

98356877161 is the 313619-th square number.

98356877161 is the 156810-th centered octagonal number.

It is an amenable number.

98356877161 is a deficient number, since it is larger than the sum of its proper divisors (313620).

98356877161 is an frugal number, since it uses more digits than its factorization.

98356877161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 627238 (or 313619 counting only the distinct ones).

The product of its digits is 15240960, while the sum is 61.

The spelling of 98356877161 in words is "ninety-eight billion, three hundred fifty-six million, eight hundred seventy-seven thousand, one hundred sixty-one".