679851724101 has 16 divisors (see below), whose sum is σ = 995511988800. Its totient is φ = 409266033920.

The previous prime is 679851724093. The next prime is 679851724169. The reversal of 679851724101 is 101427158976.

It is a cyclic number.

It is not a de Polignac number, because 679851724101 - 2³ = 679851724093 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (679851724301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 69127860 + ... + 69137693.

It is an arithmetic number, because the mean of its divisors is an integer number (62219499300).

Almost surely, 2^679851724101 is an apocalyptic number.

It is an amenable number.

679851724101 is a deficient number, since it is larger than the sum of its proper divisors (315660264699).

679851724101 is a wasteful number, since it uses less digits than its factorization.

679851724101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 138265716.

The product of its (nonzero) digits is 846720, while the sum is 51.

The spelling of 679851724101 in words is "six hundred seventy-nine billion, eight hundred fifty-one million, seven hundred twenty-four thousand, one hundred one".