979856612 has 12 divisors (see below), whose sum is σ = 1959713280. Its totient is φ = 419938536.

The previous prime is 979856599. The next prime is 979856617. The reversal of 979856612 is 216658979.

979856612 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (979856617) 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 3 ways as a sum of consecutive naturals, for example, 17497412 + ... + 17497467.

It is an arithmetic number, because the mean of its divisors is an integer number (163309440).

Almost surely, 2^979856612 is an apocalyptic number.

It is an amenable number.

979856612 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

979856612 is a wasteful number, since it uses less digits than its factorization.

979856612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34994890 (or 34994888 counting only the distinct ones).

The product of its digits is 1632960, while the sum is 53.

The square root of 979856612 is about 31302.6614203968. The cubic root of 979856612 is about 993.2399419227.

The spelling of 979856612 in words is "nine hundred seventy-nine million, eight hundred fifty-six thousand, six hundred twelve".