679799951300 has 72 divisors (see below), whose sum is σ = 1512177042600. Its totient is φ = 265181368320.

The previous prime is 679799951279. The next prime is 679799951351. The reversal of 679799951300 is 3159997976.

679799951300 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 12 ways, for example, as 79587180544 + 600212770756 = 282112^2 + 774734^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 126536 + ... + 1172864.

It is an arithmetic number, because the mean of its divisors is an integer number (21002458925).

Almost surely, 2^679799951300 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 679799951300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (756088521300).

679799951300 is an abundant number, since it is smaller than the sum of its proper divisors (832377091300).

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

679799951300 is a wasteful number, since it uses less digits than its factorization.

679799951300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1046505 (or 1046498 counting only the distinct ones).

The product of its (nonzero) digits is 28934010, while the sum is 65.

The spelling of 679799951300 in words is "six hundred seventy-nine billion, seven hundred ninety-nine million, nine hundred fifty-one thousand, three hundred".