698968512 has 168 divisors, whose sum is σ = 2208166272. Its totient is φ = 209625600.

The previous prime is 698968499. The next prime is 698968519. The reversal of 698968512 is 215869896.

It is a happy number.

698968512 is a `hidden beast` number, since 69 + 8 + 9 + 68 + 512 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (698968519) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 677437 + ... + 678467.

Almost surely, 2^698968512 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 698968512, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1104083136).

698968512 is an abundant number, since it is smaller than the sum of its proper divisors (1509197760).

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

698968512 is a wasteful number, since it uses less digits than its factorization.

698968512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1167 (or 1154 counting only the distinct ones).

The product of its digits is 1866240, while the sum is 54.

The square root of 698968512 is about 26438.0126333278. The cubic root of 698968512 is about 887.4676624335.

The spelling of 698968512 in words is "six hundred ninety-eight million, nine hundred sixty-eight thousand, five hundred twelve".