679985094126 has 32 divisors (see below), whose sum is σ = 1464614651808. Its totient is φ = 209221701120.

The previous prime is 679985094037. The next prime is 679985094169. The reversal of 679985094126 is 621490589976.

It is a congruent number.

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, 7227306 + ... + 7320786.

It is an arithmetic number, because the mean of its divisors is an integer number (45769207869).

Almost surely, 2^679985094126 is an apocalyptic number.

679985094126 is an abundant number, since it is smaller than the sum of its proper divisors (784629557682).

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

679985094126 is a wasteful number, since it uses less digits than its factorization.

679985094126 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 186756.

The product of its (nonzero) digits is 58786560, while the sum is 66.

The spelling of 679985094126 in words is "six hundred seventy-nine billion, nine hundred eighty-five million, ninety-four thousand, one hundred twenty-six".