689589136302 has 16 divisors (see below), whose sum is σ = 1504558115712. Its totient is φ = 208966404920.

The previous prime is 689589136277. The next prime is 689589136333. The reversal of 689589136302 is 203631985986.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5224160058 + ... + 5224160189.

It is an arithmetic number, because the mean of its divisors is an integer number (94034882232).

Almost surely, 2^689589136302 is an apocalyptic number.

689589136302 is an abundant number, since it is smaller than the sum of its proper divisors (814968979410).

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

689589136302 is a wasteful number, since it uses less digits than its factorization.

689589136302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10448320263.

The product of its (nonzero) digits is 16796160, while the sum is 60.

The spelling of 689589136302 in words is "six hundred eighty-nine billion, five hundred eighty-nine million, one hundred thirty-six thousand, three hundred two".