698986689896 has 64 divisors (see below), whose sum is σ = 1450210867200. Its totient is φ = 313200864000.

The previous prime is 698986689859. The next prime is 698986689901.

698986689896 is nontrivially palindromic in base 10.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1863641 + ... + 2207063.

It is an arithmetic number, because the mean of its divisors is an integer number (22659544800).

Almost surely, 2^698986689896 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 698986689896, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (725105433600).

698986689896 is an abundant number, since it is smaller than the sum of its proper divisors (751224177304).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

698986689896 is a wasteful number, since it uses less digits than its factorization.

698986689896 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 343770 (or 343766 counting only the distinct ones).

The product of its digits is 34828517376, while the sum is 92.

The spelling of 698986689896 in words is "six hundred ninety-eight billion, nine hundred eighty-six million, six hundred eighty-nine thousand, eight hundred ninety-six".