52423939686 has 16 divisors (see below), whose sum is σ = 111015401904. Its totient is φ = 16446726144.

The previous prime is 52423939679. The next prime is 52423939723. The reversal of 52423939686 is 68693932425.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 256979995 + ... + 256980198.

It is an arithmetic number, because the mean of its divisors is an integer number (6938462619).

Almost surely, 2^52423939686 is an apocalyptic number.

52423939686 is an abundant number, since it is smaller than the sum of its proper divisors (58591462218).

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

52423939686 is a wasteful number, since it uses less digits than its factorization.

52423939686 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 513960215.

The product of its digits is 16796160, while the sum is 57.

The spelling of 52423939686 in words is "fifty-two billion, four hundred twenty-three million, nine hundred thirty-nine thousand, six hundred eighty-six".