979977266 has 8 divisors (see below), whose sum is σ = 1471214124. Its totient is φ = 489572560.

The previous prime is 979977247. The next prime is 979977281. The reversal of 979977266 is 662779979.

It can be written as a sum of positive squares in 2 ways, for example, as 685340041 + 294637225 = 26179^2 + 17165^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 979977199 and 979977208.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 205085 + ... + 209808.

Almost surely, 2^979977266 is an apocalyptic number.

979977266 is a deficient number, since it is larger than the sum of its proper divisors (491236858).

979977266 is a wasteful number, since it uses less digits than its factorization.

979977266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 416076.

The product of its digits is 18003384, while the sum is 62.

The square root of 979977266 is about 31304.5885773955. The cubic root of 979977266 is about 993.2807075654.

The spelling of 979977266 in words is "nine hundred seventy-nine million, nine hundred seventy-seven thousand, two hundred sixty-six".