689627675252 has 24 divisors (see below), whose sum is σ = 1212105166272. Its totient is φ = 343314435200.

The previous prime is 689627675213. The next prime is 689627675273. The reversal of 689627675252 is 252576726986.

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, 781343 + ... + 1410585.

It is an arithmetic number, because the mean of its divisors is an integer number (50504381928).

Almost surely, 2^689627675252 is an apocalyptic number.

It is an amenable number.

689627675252 is a deficient number, since it is larger than the sum of its proper divisors (522477491020).

689627675252 is a wasteful number, since it uses less digits than its factorization.

689627675252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 630439 (or 630437 counting only the distinct ones).

The product of its digits is 152409600, while the sum is 65.

The spelling of 689627675252 in words is "six hundred eighty-nine billion, six hundred twenty-seven million, six hundred seventy-five thousand, two hundred fifty-two".